diff --git a/toonz/sources/common/tunit/tunit.cpp b/toonz/sources/common/tunit/tunit.cpp
index 9c1f2ee2..22d8b990 100644
--- a/toonz/sources/common/tunit/tunit.cpp
+++ b/toonz/sources/common/tunit/tunit.cpp
@@ -347,22 +347,27 @@ TMeasureManager::TMeasureManager() {
   m->add(cameraYFld.clone());
   add(m);
 
+  const double stage_inch = 53.33333;  // Consider changing to 120 or 160
+
   TUnit fxLength(L"fxLength"),
-      fxInch(L"in", new TSimpleUnitConverter(1 / 53.33333)),
-      fxCm(L"cm", new TSimpleUnitConverter(2.54 / 53.33333)),
-      fxMm(L"mm", new TSimpleUnitConverter(25.4 / 53.33333)),
-      fxXfld(L"fld", new TSimpleUnitConverter(2 / 53.33333));
+      fxInch(L"in", new TSimpleUnitConverter(1 / stage_inch)),
+      fxCm(L"cm", new TSimpleUnitConverter(2.54 / stage_inch)),
+      fxMm(L"mm", new TSimpleUnitConverter(25.4 / stage_inch)),
+      fxXfld(L"fld", new TSimpleUnitConverter(2 / stage_inch)),
+      fxPx(L"px", new TSimpleUnitConverter(1));
   fxInch.addExtension(L"inch");
   fxInch.addExtension(L"\"");
   fxInch.addExtension(L"''");
   fxInch.setDefaultExtension(L"\"");
   fxXfld.addExtension(L"field");
   fxXfld.addExtension(L"F");
+  fxPx.addExtension(L"pixel");
   m = new TMeasure("fxLength", fxLength.clone());
   m->add(fxInch.clone());
   m->add(fxCm.clone());
   m->add(fxMm.clone());
   m->add(fxXfld.clone());
+  m->add(fxPx.clone());
   add(m);
 
   m = new TMeasure("angle", degree.clone());
diff --git a/toonz/sources/include/toonz/preferences.h b/toonz/sources/include/toonz/preferences.h
index 1badd26c..188526a0 100644
--- a/toonz/sources/include/toonz/preferences.h
+++ b/toonz/sources/include/toonz/preferences.h
@@ -122,6 +122,14 @@ public:
   QString getStyleSheet(int index) const;
   int getStyleSheetCount() const;
 
+  void setPixelsOnly(bool state);
+  bool getPixelsOnly() const { return m_pixelsOnly; }
+
+  void storeOldUnits();
+  void resetOldUnits();
+  QString getOldUnits() const { return m_oldUnits; }
+  QString getOldCameraUnits() const { return m_oldCameraUnits; }
+
   void setUnits(std::string s);
   QString getUnits() const { return m_units; }
 
@@ -410,7 +418,8 @@ private:
 
   std::vector<LevelFormat> m_levelFormats;
 
-  QString m_units, m_cameraUnits, m_scanLevelType, m_currentRoomChoice;
+  QString m_units, m_cameraUnits, m_scanLevelType, m_currentRoomChoice,
+      m_oldUnits, m_oldCameraUnits;
 
   double m_defLevelWidth, m_defLevelHeight, m_defLevelDpi;
 
@@ -432,7 +441,7 @@ private:
       m_generatedMovieViewEnabled, m_xsheetAutopanEnabled,
       m_ignoreAlphaonColumn1Enabled, m_previewAlwaysOpenNewFlipEnabled,
       m_rewindAfterPlaybackEnabled, m_fitToFlipbookEnabled, m_autosaveEnabled,
-      m_defaultViewerEnabled;
+      m_defaultViewerEnabled, m_pixelsOnly;
   bool m_rasterOptimizedMemory, m_saveUnpaintedInCleanup,
       m_askForOverrideRender, m_automaticSVNFolderRefreshEnabled, m_SVNEnabled,
       m_levelsBackupEnabled, m_minimizeSaveboxAfterEditing,
diff --git a/toonz/sources/include/toonz/stage.h b/toonz/sources/include/toonz/stage.h
index b25ad606..af6f99e1 100644
--- a/toonz/sources/include/toonz/stage.h
+++ b/toonz/sources/include/toonz/stage.h
@@ -43,6 +43,7 @@ namespace Stage {
 //=============================================================================
 
 DVVAR extern const double inch;
+DVVAR extern const double vectorDpi;
 
 class Visitor;
 struct VisitArgs;
diff --git a/toonz/sources/include/toonz/tcamera.h b/toonz/sources/include/toonz/tcamera.h
index 79aeef50..3bf62b71 100644
--- a/toonz/sources/include/toonz/tcamera.h
+++ b/toonz/sources/include/toonz/tcamera.h
@@ -39,7 +39,8 @@ class DVAPI TCamera {
 public:
   /*!
 Constructs TCamera with default value, size (12,9) and resolution (768,576).
-  Constructs TCamera with default value, size (12,9) and resolution (1920,1080).
+  Constructs TCamera with default value, size (36, 20.25) and resolution
+(1920,1080).
 - 05/31/16
 */
   TCamera();
diff --git a/toonz/sources/include/toonzqt/camerasettingswidget.h b/toonz/sources/include/toonzqt/camerasettingswidget.h
index 14f7f2db..5cf3e0c2 100644
--- a/toonz/sources/include/toonzqt/camerasettingswidget.h
+++ b/toonz/sources/include/toonzqt/camerasettingswidget.h
@@ -28,6 +28,7 @@
 class TCamera;
 class QRadioButton;
 class QComboBox;
+class QLabel;
 class ResListManager;
 class TFilePath;
 class TXshSimpleLevel;
@@ -82,6 +83,9 @@ class DVAPI CameraSettingsWidget final : public QFrame {
   double m_arValue;
   DVGui::IntLineEdit *m_xResFld, *m_yResFld;
   DVGui::DoubleLineEdit *m_xDpiFld, *m_yDpiFld;
+  QLabel *m_dpiLabel;
+  QLabel *m_resLabel;
+  QLabel *m_xLabel;
 
   QPushButton *m_fspChk;  // Force Squared Pixel => dpix == dpiy
 
@@ -147,6 +151,7 @@ public:
 
 protected:
   bool eventFilter(QObject *obj, QEvent *e) override;
+  void showEvent(QShowEvent *e) override;
 
   void hComputeLx();
   void hComputeLy();
diff --git a/toonz/sources/tnztools/tooloptions.cpp b/toonz/sources/tnztools/tooloptions.cpp
index 75ba35dd..f19ee3be 100644
--- a/toonz/sources/tnztools/tooloptions.cpp
+++ b/toonz/sources/tnztools/tooloptions.cpp
@@ -1830,6 +1830,14 @@ RulerToolOptionsBox::RulerToolOptionsBox(QWidget *parent, TTool *tool)
 
   m_Afld->setMeasure("angle");
 
+  if (Preferences::instance()->getUnits() == "pixel") {
+    m_Xfld->setMeasure("length.x");
+    m_Yfld->setMeasure("length.y");
+    m_Wfld->setMeasure("length.x");
+    m_Hfld->setMeasure("length.y");
+    m_Lfld->setMeasure("length.x");
+  }
+
   m_Xfld->setObjectName("RulerToolOptionValues");
   m_Yfld->setObjectName("RulerToolOptionValues");
   m_Wfld->setObjectName("RulerToolOptionValues");
diff --git a/toonz/sources/toonz/exportlevelpopup.cpp b/toonz/sources/toonz/exportlevelpopup.cpp
index 3dfa0d98..35cef834 100644
--- a/toonz/sources/toonz/exportlevelpopup.cpp
+++ b/toonz/sources/toonz/exportlevelpopup.cpp
@@ -393,7 +393,19 @@ void ExportLevelPopup::showEvent(QShowEvent *se) {
   {
     TSelectionHandle *selectionHandle = TApp::instance()->getCurrentSelection();
     TSelection *selection             = selectionHandle->getSelection();
-
+	if (Preferences::instance()->getPixelsOnly()) {
+		m_exportOptions->m_widthFld->hide();
+		m_exportOptions->m_heightFld->hide();
+		m_exportOptions->m_widthLabel->hide();
+		m_exportOptions->m_heightLabel->hide();
+		m_exportOptions->m_dpiLabel->hide();
+	} else {
+		m_exportOptions->m_widthFld->show();
+		m_exportOptions->m_heightFld->show();
+		m_exportOptions->m_widthLabel->show();
+		m_exportOptions->m_heightLabel->show();
+		m_exportOptions->m_dpiLabel->show();
+	}
     selectionHandle->pushSelection();
     selectionHandle->setSelection(selection);
   }
@@ -730,6 +742,10 @@ ExportLevelPopup::ExportOptions::ExportOptions(QWidget *parent)
         m_hResFld   = new DVGui::IntLineEdit;
         m_vResFld   = new DVGui::IntLineEdit;
         m_dpiLabel  = new QLabel;
+		m_widthLabel = new QLabel;
+		m_heightLabel = new QLabel;
+		m_widthLabel->setText("Width: ");
+		m_heightLabel->setText("Height: ");
         m_resScale  = new DVGui::MeasuredDoubleLineEdit;
 
         m_widthFld->setRange(0, dmax);
@@ -746,12 +762,9 @@ ExportLevelPopup::ExportOptions::ExportOptions(QWidget *parent)
         m_vResFld->setFixedSize(50, 20);
         m_hResFld->setFixedSize(50, 20);
         m_resScale->setFixedSize(50, 20);
-
-        exportBoxLayout->addWidget(new QLabel(tr("Width:")), 0, 0,
-                                   Qt::AlignRight);
+        exportBoxLayout->addWidget(m_widthLabel, 0, 0, Qt::AlignRight);
         exportBoxLayout->addWidget(m_widthFld, 0, 1, Qt::AlignLeft);
-        exportBoxLayout->addWidget(new QLabel(tr("Height:")), 0, 2,
-                                   Qt::AlignRight);
+        exportBoxLayout->addWidget(m_heightLabel, 0, 2, Qt::AlignRight);
         exportBoxLayout->addWidget(m_heightFld, 0, 3, Qt::AlignLeft);
         exportBoxLayout->addWidget(m_dpiLabel, 0, 4, Qt::AlignRight);
         exportBoxLayout->addWidget(new QLabel(tr("H Resolution:")), 1, 0,
diff --git a/toonz/sources/toonz/exportlevelpopup.h b/toonz/sources/toonz/exportlevelpopup.h
index 4980cd36..5d87e04e 100644
--- a/toonz/sources/toonz/exportlevelpopup.h
+++ b/toonz/sources/toonz/exportlevelpopup.h
@@ -141,7 +141,7 @@ private:
 
   DVGui::MeasuredDoubleLineEdit *m_resScale;
 
-  QLabel *m_dpiLabel;
+  QLabel *m_dpiLabel, *m_widthLabel, *m_heightLabel;
 
   QComboBox *m_thicknessTransformMode;
 
diff --git a/toonz/sources/toonz/iocommand.cpp b/toonz/sources/toonz/iocommand.cpp
index 69bf2b7f..106c7e2f 100644
--- a/toonz/sources/toonz/iocommand.cpp
+++ b/toonz/sources/toonz/iocommand.cpp
@@ -1257,7 +1257,8 @@ bool IoCmd::saveSceneIfNeeded(QString msg) {
 void IoCmd::newScene() {
   RenderingSuspender suspender;
   TApp *app        = TApp::instance();
-  double cameraDpi = 64.0;
+  double cameraDpi = 53.33333;  // used to be 64, consider changing to 120 or
+                                // 160
   if (!saveSceneIfNeeded(QApplication::tr("New Scene"))) return;
 
   IconGenerator::instance()->clearRequests();
@@ -1286,6 +1287,13 @@ void IoCmd::newScene() {
       TDimensionD((double)res.lx / cameraDpi, (double)res.ly / cameraDpi));
   scene->getProperties()->setBgColor(TPixel32::White);
   TProjectManager::instance()->initializeScene(scene);
+  if (Preferences::instance()->getPixelsOnly())
+  {
+	  TCamera *updateCamera = scene->getCurrentCamera();
+	  TDimension updateRes = updateCamera->getRes();
+	  updateCamera->setSize(
+		  TDimensionD((double)updateRes.lx / cameraDpi, (double)updateRes.ly / cameraDpi));
+  }
   // Must set current scene after initializeScene!!
   app->getCurrentScene()->setScene(scene);
   // initializeScene() load project cleanup palette: set it to cleanup palette
diff --git a/toonz/sources/toonz/levelcreatepopup.cpp b/toonz/sources/toonz/levelcreatepopup.cpp
index c47cdefd..8442974e 100644
--- a/toonz/sources/toonz/levelcreatepopup.cpp
+++ b/toonz/sources/toonz/levelcreatepopup.cpp
@@ -194,8 +194,14 @@ LevelCreatePopup::LevelCreatePopup()
   m_levelTypeOm->addItem(RasterLevel);
   m_levelTypeOm->addItem(ScanLevel);
 
-  m_widthFld->setMeasure("level.lx");
-  m_heightFld->setMeasure("level.ly");
+  if (Preferences::instance()->getUnits() == "pixel") {
+    m_widthFld->setMeasure("camera.lx");
+    m_heightFld->setMeasure("camera.ly");
+  } else {
+    m_widthFld->setMeasure("level.lx");
+    m_heightFld->setMeasure("level.ly");
+  }
+
   m_widthFld->setRange(0.1, (std::numeric_limits<double>::max)());
   m_heightFld->setRange(0.1, (std::numeric_limits<double>::max)());
   m_dpiFld->setRange(0.1, (std::numeric_limits<double>::max)());
@@ -329,6 +335,13 @@ void LevelCreatePopup::showEvent(QShowEvent *) {
   nextName();
   update();
   m_nameFld->setFocus();
+  if (Preferences::instance()->getUnits() == "pixel") {
+    m_dpiFld->hide();
+    m_dpiLabel->hide();
+  } else {
+    m_dpiFld->show();
+    m_dpiLabel->show();
+  }
 }
 
 //-----------------------------------------------------------------------------
diff --git a/toonz/sources/toonz/levelsettingspopup.cpp b/toonz/sources/toonz/levelsettingspopup.cpp
index 35d413c8..cf7bdc4a 100644
--- a/toonz/sources/toonz/levelsettingspopup.cpp
+++ b/toonz/sources/toonz/levelsettingspopup.cpp
@@ -132,6 +132,9 @@ LevelSettingsPopup::LevelSettingsPopup()
   m_cameraDpiLabel = new QLabel(tr(""));
   m_imageDpiLabel  = new QLabel(tr(""));
   m_imageResLabel  = new QLabel(tr(""));
+  m_cameraDpiTitle = new QLabel(tr("Camera DPI:"));
+  m_imageDpiTitle  = new QLabel(tr("Image DPI:"));
+  m_imageResTitle  = new QLabel(tr("Resolution:"));
 
   // subsampling
   m_subsamplingLabel = new QLabel(tr("Subsampling:"));
@@ -159,6 +162,11 @@ LevelSettingsPopup::LevelSettingsPopup()
   m_widthFld->setMeasure("camera.lx");
   m_heightFld->setMeasure("camera.ly");
 
+  if (Preferences::instance()->getCameraUnits() == "pixel") {
+    m_widthFld->setDecimals(0);
+    m_heightFld->setDecimals(0);
+  }
+
   m_doPremultiply->setChecked(false);
 
   m_doAntialias->setChecked(false);
@@ -195,7 +203,11 @@ LevelSettingsPopup::LevelSettingsPopup()
     m_topLayout->addWidget(nameBox);
 
     //----DPI & Resolution
-    QGroupBox *dpiBox      = new QGroupBox(tr("DPI && Resolution"), this);
+    QGroupBox *dpiBox;
+    if (Preferences::instance()->getUnits() == "pixel")
+      dpiBox = new QGroupBox(tr("Resolution"), this);
+    else
+      dpiBox               = new QGroupBox(tr("DPI && Resolution"), this);
     QGridLayout *dpiLayout = new QGridLayout();
     dpiLayout->setMargin(5);
     dpiLayout->setSpacing(5);
@@ -212,13 +224,13 @@ LevelSettingsPopup::LevelSettingsPopup()
                            Qt::AlignRight | Qt::AlignVCenter);
       dpiLayout->addWidget(m_heightFld, 2, 3);
       dpiLayout->addWidget(m_useCameraDpiBtn, 3, 1, 1, 3);
-      dpiLayout->addWidget(new QLabel(tr("Camera DPI:"), this), 4, 0,
+      dpiLayout->addWidget(m_cameraDpiTitle, 4, 0,
                            Qt::AlignRight | Qt::AlignVCenter);
       dpiLayout->addWidget(m_cameraDpiLabel, 4, 1, 1, 3);
-      dpiLayout->addWidget(new QLabel(tr("Image DPI:"), this), 5, 0,
+      dpiLayout->addWidget(m_imageDpiTitle, 5, 0,
                            Qt::AlignRight | Qt::AlignVCenter);
       dpiLayout->addWidget(m_imageDpiLabel, 5, 1, 1, 3);
-      dpiLayout->addWidget(new QLabel(tr("Resolution:"), this), 6, 0,
+      dpiLayout->addWidget(m_imageResTitle, 6, 0,
                            Qt::AlignRight | Qt::AlignVCenter);
       dpiLayout->addWidget(m_imageResLabel, 6, 1, 1, 3);
     }
@@ -307,6 +319,31 @@ void LevelSettingsPopup::showEvent(QShowEvent *e) {
 
   assert(ret);
   updateLevelSettings();
+  if (Preferences::instance()->getUnits() == "pixel") {
+    m_dpiTypeOm->hide();
+    m_dpiLabel->hide();
+    m_dpiFld->hide();
+    m_squarePixCB->hide();
+    m_useCameraDpiBtn->hide();
+    m_cameraDpiLabel->hide();
+    m_imageDpiLabel->hide();
+    m_imageDpiTitle->hide();
+    m_cameraDpiTitle->hide();
+    m_imageResTitle->hide();
+    m_imageResLabel->hide();
+  } else {
+    m_dpiTypeOm->show();
+    m_dpiLabel->show();
+    m_dpiFld->show();
+    m_squarePixCB->show();
+    m_useCameraDpiBtn->show();
+    m_cameraDpiLabel->show();
+    m_imageDpiLabel->show();
+    m_imageDpiTitle->show();
+    m_cameraDpiTitle->show();
+    m_imageResTitle->show();
+    m_imageResLabel->show();
+  }
 }
 
 //-----------------------------------------------------------------------------
diff --git a/toonz/sources/toonz/levelsettingspopup.h b/toonz/sources/toonz/levelsettingspopup.h
index 955ce107..a93d2149 100644
--- a/toonz/sources/toonz/levelsettingspopup.h
+++ b/toonz/sources/toonz/levelsettingspopup.h
@@ -56,6 +56,9 @@ class LevelSettingsPopup final : public DVGui::Dialog {
   QLabel *m_cameraDpiLabel;
   QLabel *m_imageDpiLabel;
   QLabel *m_imageResLabel;
+  QLabel *m_cameraDpiTitle;
+  QLabel *m_imageDpiTitle;
+  QLabel *m_imageResTitle;
   DVGui::CheckBox *m_doPremultiply;
   DVGui::CheckBox *m_whiteTransp;
   DVGui::CheckBox *m_doAntialias;
diff --git a/toonz/sources/toonz/preferencespopup.cpp b/toonz/sources/toonz/preferencespopup.cpp
index 77137805..c7cbfce1 100644
--- a/toonz/sources/toonz/preferencespopup.cpp
+++ b/toonz/sources/toonz/preferencespopup.cpp
@@ -7,6 +7,7 @@
 #include "versioncontrol.h"
 #include "levelsettingspopup.h"
 #include "tapp.h"
+#include "cleanupsettingsmodel.h"
 
 // TnzQt includes
 #include "toonzqt/tabbar.h"
@@ -22,6 +23,8 @@
 #include "toonz/txshlevelhandle.h"
 #include "toonz/txshleveltypes.h"
 #include "toonz/tscenehandle.h"
+#include "toonz/toonzscene.h"
+#include "toonz/tcamera.h"
 #include "toonz/levelproperties.h"
 #include "toonz/tonionskinmaskhandle.h"
 
@@ -211,13 +214,77 @@ Preferences::LevelFormat PreferencesPopup::FormatProperties::levelFormat()
 //    PreferencesPopup  implementation
 //**********************************************************************************
 
+void PreferencesPopup::onPixelsOnlyChanged(int index) {
+  bool enabled = index == Qt::Checked;
+  if (enabled) {
+    m_pref->setDefLevelDpi(53.33333);
+    m_pref->setPixelsOnly(true);
+    TCamera *camera;
+    camera =
+        TApp::instance()->getCurrentScene()->getScene()->getCurrentCamera();
+    TDimension camRes = camera->getRes();
+    TDimensionD camSize;
+    camSize.lx = camRes.lx / 53.33333;
+    camSize.ly = camRes.ly / 53.33333;
+    camera->setSize(camSize);
+    TDimension cleanupRes = CleanupSettingsModel::instance()->getCurrentParameters()->m_camera.getRes();
+    TDimensionD cleanupSize;
+    cleanupSize.lx = cleanupRes.lx / 53.33333;
+    cleanupSize.ly = cleanupRes.ly / 53.33333;
+    CleanupSettingsModel::instance()->getCurrentParameters()->m_camera.setSize(cleanupSize);
+	m_pref->storeOldUnits();
+    if (m_unitOm->currentIndex() != 4) m_unitOm->setCurrentIndex(4);
+    if (m_cameraUnitOm->currentIndex() != 4) m_cameraUnitOm->setCurrentIndex(4);
+    m_unitOm->setDisabled(true);
+    m_cameraUnitOm->setDisabled(true);
+    m_defLevelDpi->setDisabled(true);
+    m_defLevelDpi->setValue(53.33333);
+    m_defLevelWidth->setMeasure("camera.lx");
+    m_defLevelHeight->setMeasure("camera.ly");
+    m_defLevelWidth->setValue(m_pref->getDefLevelWidth());
+    m_defLevelHeight->setValue(m_pref->getDefLevelHeight());
+    m_defLevelHeight->setDecimals(0);
+    m_defLevelWidth->setDecimals(0);
+
+  } else {
+    QString tempUnit;
+    int unitIndex;
+    tempUnit  = m_pref->getOldUnits();
+    unitIndex = m_unitOm->findText(tempUnit);
+    m_unitOm->setCurrentIndex(unitIndex);
+    tempUnit  = m_pref->getOldCameraUnits();
+    unitIndex = m_cameraUnitOm->findText(tempUnit);
+    m_cameraUnitOm->setCurrentIndex(unitIndex);
+    m_unitOm->setDisabled(false);
+    m_cameraUnitOm->setDisabled(false);
+    m_pref->setPixelsOnly(false);
+    int levelType = m_pref->getDefLevelType();
+    bool isRaster = levelType != PLI_XSHLEVEL;
+    if (isRaster) {
+      m_defLevelDpi->setDisabled(false);
+    }
+    m_defLevelHeight->setMeasure("level.ly");
+    m_defLevelWidth->setMeasure("level.lx");
+    m_defLevelWidth->setValue(m_pref->getDefLevelWidth());
+    m_defLevelHeight->setValue(m_pref->getDefLevelHeight());
+    m_defLevelHeight->setDecimals(4);
+    m_defLevelWidth->setDecimals(4);
+  }
+}
+
 void PreferencesPopup::onUnitChanged(int index) {
+  if (index == 4 && m_pixelsOnlyCB->isChecked() == false) {
+    m_pixelsOnlyCB->setCheckState(Qt::Checked);
+  }
   m_pref->setUnits(::units[index].toStdString());
 }
 
 //-----------------------------------------------------------------------------
 
 void PreferencesPopup::onCameraUnitChanged(int index) {
+  if (index == 4 && m_pixelsOnlyCB->isChecked() == false) {
+    m_pixelsOnlyCB->setChecked(true);
+  }
   m_pref->setCameraUnits(::units[index].toStdString());
 }
 
@@ -673,7 +740,7 @@ void PreferencesPopup::onDefLevelTypeChanged(int index) {
     bool isRaster = levelType != PLI_XSHLEVEL;
     m_defLevelWidth->setEnabled(isRaster);
     m_defLevelHeight->setEnabled(isRaster);
-    m_defLevelDpi->setEnabled(isRaster);
+    if (!m_pixelsOnlyCB->isChecked()) m_defLevelDpi->setEnabled(isRaster);
   }
 }
 
@@ -834,8 +901,11 @@ PreferencesPopup::PreferencesPopup()
     languageType->setCurrentIndex(currentIndex);
   }
   QComboBox *styleSheetType = new QComboBox(this);
-  QComboBox *unitOm         = new QComboBox(this);
-  QComboBox *cameraUnitOm   = new QComboBox(this);
+  m_pixelsOnlyCB =
+      new CheckBox(tr("All imported images will use the same DPI"), this);
+  m_unitOm       = new QComboBox(this);
+  m_cameraUnitOm = new QComboBox(this);
+
   // Choose between standard and Studio Ghibli rooms
   QComboBox *roomChoice = new QComboBox(this);
 
@@ -910,7 +980,7 @@ PreferencesPopup::PreferencesPopup()
   m_defLevelHeight   = new MeasuredDoubleLineEdit(0);
   m_defLevelDpi      = new DoubleLineEdit(0, 66.76);
   m_autocreationType = new QComboBox(this);
-
+  m_dpiLabel         = new QLabel(tr("DPI:"), this);
   CheckBox *keepOriginalCleanedUpCB =
       new CheckBox(tr("Keep Original Cleaned Up Drawings As Backup"), this);
   CheckBox *multiLayerStylePickerCB = new CheckBox(
@@ -1014,18 +1084,24 @@ PreferencesPopup::PreferencesPopup()
   }
   styleSheetType->addItems(styleSheetList);
   styleSheetType->setCurrentIndex(currentIndex);
-
+  bool po = m_pref->getPixelsOnly();
+  m_pixelsOnlyCB->setChecked(po);
+  // m_pixelsOnlyCB->setChecked(true);
+  if (po) {
+    m_unitOm->setDisabled(true);
+    m_cameraUnitOm->setDisabled(true);
+  }
   QStringList type;
-  type << tr("cm") << tr("mm") << tr("inch") << tr("field");
-  unitOm->addItems(type);
+  type << tr("cm") << tr("mm") << tr("inch") << tr("field") << tr("pixel");
+  m_unitOm->addItems(type);
   int idx =
       std::find(::units, ::units + ::unitsCount, m_pref->getUnits()) - ::units;
-  unitOm->setCurrentIndex((idx < ::unitsCount) ? idx : ::inchIdx);
-  cameraUnitOm->addItems(type);
+  m_unitOm->setCurrentIndex((idx < ::unitsCount) ? idx : ::inchIdx);
+  m_cameraUnitOm->addItems(type);
 
   idx = std::find(::units, ::units + ::unitsCount, m_pref->getCameraUnits()) -
         ::units;
-  cameraUnitOm->setCurrentIndex((idx < ::unitsCount) ? idx : ::inchIdx);
+  m_cameraUnitOm->setCurrentIndex((idx < ::unitsCount) ? idx : ::inchIdx);
 
   QStringList roomList;
   int currentRoomIndex = 0;
@@ -1121,12 +1197,21 @@ PreferencesPopup::PreferencesPopup()
     }
   }
 
-  m_defLevelWidth->setRange(0.1, (std::numeric_limits<double>::max)());
-  m_defLevelWidth->setMeasure("level.lx");
-  m_defLevelWidth->setValue(m_pref->getDefLevelWidth());
-  m_defLevelHeight->setRange(0.1, (std::numeric_limits<double>::max)());
-  m_defLevelHeight->setMeasure("level.ly");
-  m_defLevelHeight->setValue(m_pref->getDefLevelHeight());
+  if (Preferences::instance()->getUnits() == "pixel") {
+    m_defLevelWidth->setRange(0.1, (std::numeric_limits<double>::max)());
+    m_defLevelWidth->setMeasure("camera.lx");
+    m_defLevelWidth->setValue(m_pref->getDefLevelWidth());
+    m_defLevelHeight->setRange(0.1, (std::numeric_limits<double>::max)());
+    m_defLevelHeight->setMeasure("camera.ly");
+    m_defLevelHeight->setValue(m_pref->getDefLevelHeight());
+  } else {
+    m_defLevelWidth->setRange(0.1, (std::numeric_limits<double>::max)());
+    m_defLevelWidth->setMeasure("level.lx");
+    m_defLevelWidth->setValue(m_pref->getDefLevelWidth());
+    m_defLevelHeight->setRange(0.1, (std::numeric_limits<double>::max)());
+    m_defLevelHeight->setMeasure("level.ly");
+    m_defLevelHeight->setValue(m_pref->getDefLevelHeight());
+  }
   m_defLevelDpi->setRange(0.1, (std::numeric_limits<double>::max)());
   m_defLevelDpi->setValue(m_pref->getDefLevelDpi());
   QStringList autocreationTypes;
@@ -1261,17 +1346,21 @@ PreferencesPopup::PreferencesPopup()
                             Qt::AlignRight | Qt::AlignVCenter);
         styleLay->addWidget(styleSheetType, 0, 1);
 
-        styleLay->addWidget(new QLabel(tr("Unit:"), this), 1, 0,
+        styleLay->addWidget(new QLabel(tr("Pixels Only:"), this), 1, 0,
                             Qt::AlignRight | Qt::AlignVCenter);
-        styleLay->addWidget(unitOm, 1, 1);
+        styleLay->addWidget(m_pixelsOnlyCB, 1, 1);
 
-        styleLay->addWidget(new QLabel(tr("Camera Unit:"), this), 2, 0,
+        styleLay->addWidget(new QLabel(tr("Unit:"), this), 2, 0,
                             Qt::AlignRight | Qt::AlignVCenter);
-        styleLay->addWidget(cameraUnitOm, 2, 1);
+        styleLay->addWidget(m_unitOm, 2, 1);
 
-        styleLay->addWidget(new QLabel(tr("Rooms *:"), this), 3, 0,
+        styleLay->addWidget(new QLabel(tr("Camera Unit:"), this), 3, 0,
                             Qt::AlignRight | Qt::AlignVCenter);
-        styleLay->addWidget(roomChoice, 3, 1);
+        styleLay->addWidget(m_cameraUnitOm, 3, 1);
+
+        styleLay->addWidget(new QLabel(tr("Rooms*:"), this), 4, 0,
+                            Qt::AlignRight | Qt::AlignVCenter);
+        styleLay->addWidget(roomChoice, 4, 1);
       }
       styleLay->setColumnStretch(0, 0);
       styleLay->setColumnStretch(1, 0);
@@ -1441,10 +1530,8 @@ PreferencesPopup::PreferencesPopup()
         drawingTopLay->addWidget(new QLabel(tr("  Height:")), 2, 2,
                                  Qt::AlignRight);
         drawingTopLay->addWidget(m_defLevelHeight, 2, 3);
-
-        drawingTopLay->addWidget(new QLabel(tr("DPI:")), 3, 0, Qt::AlignRight);
+        drawingTopLay->addWidget(m_dpiLabel, 3, 0, Qt::AlignRight);
         drawingTopLay->addWidget(m_defLevelDpi, 3, 1);
-
         drawingTopLay->addWidget(new QLabel(tr("Autocreation:")), 4, 0,
                                  Qt::AlignRight);
         drawingTopLay->addWidget(m_autocreationType, 4, 1, 1, 3);
@@ -1463,6 +1550,11 @@ PreferencesPopup::PreferencesPopup()
     }
     drawingBox->setLayout(drawingFrameLay);
     stackedWidget->addWidget(drawingBox);
+    if (m_pixelsOnlyCB->isChecked()) {
+      m_defLevelDpi->setDisabled(true);
+      m_defLevelWidth->setDecimals(0);
+      m_defLevelHeight->setDecimals(0);
+    }
 
     //--- Xsheet --------------------------
     QWidget *xsheetBox          = new QWidget(this);
@@ -1662,9 +1754,11 @@ PreferencesPopup::PreferencesPopup()
   //--- Interface ----------------------
   ret = ret && connect(styleSheetType, SIGNAL(currentIndexChanged(int)),
                        SLOT(onStyleSheetTypeChanged(int)));
-  ret = ret && connect(unitOm, SIGNAL(currentIndexChanged(int)),
+  ret = ret && connect(m_pixelsOnlyCB, SIGNAL(stateChanged(int)),
+                       SLOT(onPixelsOnlyChanged(int)));
+  ret = ret && connect(m_unitOm, SIGNAL(currentIndexChanged(int)),
                        SLOT(onUnitChanged(int)));
-  ret = ret && connect(cameraUnitOm, SIGNAL(currentIndexChanged(int)),
+  ret = ret && connect(m_cameraUnitOm, SIGNAL(currentIndexChanged(int)),
                        SLOT(onCameraUnitChanged(int)));
   ret = ret && connect(roomChoice, SIGNAL(currentIndexChanged(int)),
                        SLOT(onRoomChoiceChanged(int)));
diff --git a/toonz/sources/toonz/preferencespopup.h b/toonz/sources/toonz/preferencespopup.h
index 4fd3d15f..07f0c9de 100644
--- a/toonz/sources/toonz/preferencespopup.h
+++ b/toonz/sources/toonz/preferencespopup.h
@@ -51,12 +51,14 @@ private:
 
   QComboBox *m_keyframeType, *m_cellsDragBehaviour, *m_defScanLevelType,
       *m_defLevelType, *m_autocreationType, *m_levelFormatNames,
-      *m_columnIconOm;
+      *m_columnIconOm, *m_unitOm, *m_cameraUnitOm;
 
   DVGui::MeasuredDoubleLineEdit *m_defLevelWidth, *m_defLevelHeight;
 
   DVGui::DoubleLineEdit *m_defLevelDpi;
 
+  QLabel *m_dpiLabel;
+
   DVGui::IntLineEdit *m_minuteFld, *m_chunkSizeFld, *m_iconSizeLx,
       *m_iconSizeLy, *m_viewShrink, *m_viewStep, *m_blanksCount,
       *m_onionPaperThickness, *m_animationStepField, *m_undoMemorySize,
@@ -65,7 +67,7 @@ private:
   QPushButton *m_addLevelFormat, *m_removeLevelFormat, *m_editLevelFormat;
 
   DVGui::CheckBox *m_inksOnly, *m_enableVersionControl, *m_levelsBackup,
-      *m_onionSkinVisibility;
+      *m_onionSkinVisibility, *m_pixelsOnlyCB;
 
 private:
   // QWidget* create(const QString& lbl, bool def, const char* slot);
@@ -73,6 +75,7 @@ private:
 
 private slots:
 
+  void onPixelsOnlyChanged(int index);
   void onUnitChanged(int index);
   void onCameraUnitChanged(int index);
   void onRoomChoiceChanged(int index);
diff --git a/toonz/sources/toonzlib/preferences.cpp b/toonz/sources/toonzlib/preferences.cpp
index e5fd106d..5f73e5d1 100644
--- a/toonz/sources/toonzlib/preferences.cpp
+++ b/toonz/sources/toonzlib/preferences.cpp
@@ -208,7 +208,8 @@ bool Preferences::LevelFormat::matches(const TFilePath &fp) const {
 //**********************************************************************************
 
 Preferences::Preferences()
-    : m_units("mm")
+    : m_pixelsOnly(false)
+    , m_units("mm")
     , m_cameraUnits("inch")
     , m_currentRoomChoice("Default")
     , m_scanLevelType("tif")
@@ -373,7 +374,21 @@ Preferences::Preferences()
   setUndoMemorySize(m_undoMemorySize);
   m_blankColor = TPixel32(r, g, b);
 
+  // for Pixels only
+
+  getValue(*m_settings, "pixelsOnly",
+           m_pixelsOnly);  // doesn't work for some reason.
+  QString pos                     = m_settings->value("pixelsOnly").toString();
+  if (pos == "true") m_pixelsOnly = true;
+
   QString units;
+  units      = m_settings->value("oldUnits", m_units).toString();
+  m_oldUnits = units;
+
+  units = m_settings->value("oldCameraUnits", m_cameraUnits).toString();
+  m_oldCameraUnits = units;
+  // end for pixels only
+
   units                    = m_settings->value("linearUnits").toString();
   if (units != "") m_units = units;
   setUnits(m_units.toStdString());
@@ -929,6 +944,18 @@ static void setCurrentUnits(std::string measureName, std::string units) {
 
 //-----------------------------------------------------------------
 
+void Preferences::setPixelsOnly(bool state) {
+  m_pixelsOnly = state;
+  m_settings->setValue("pixelsOnly", m_pixelsOnly);
+  if (state) {
+    storeOldUnits();
+  } else {
+    resetOldUnits();
+  }
+}
+
+//-----------------------------------------------------------------
+
 void Preferences::setUnits(std::string units) {
   m_units = QString::fromStdString(units);
   m_settings->setValue("linearUnits", m_units);
@@ -952,6 +979,24 @@ void Preferences::setCameraUnits(std::string units) {
 
 //-----------------------------------------------------------------
 
+void Preferences::storeOldUnits() {
+  m_oldUnits       = getUnits();
+  m_oldCameraUnits = getCameraUnits();
+  m_settings->setValue("oldUnits", m_oldUnits);
+  m_settings->setValue("oldCameraUnits", m_oldCameraUnits);
+}
+
+//-----------------------------------------------------------------
+
+void Preferences::resetOldUnits() {
+  if (m_oldUnits != "" && m_oldCameraUnits != "") {
+    setUnits(m_oldUnits.toStdString());
+    setCameraUnits(m_oldCameraUnits.toStdString());
+  }
+}
+
+//-----------------------------------------------------------------
+
 void Preferences::setCurrentRoomChoice(int currentRoomChoice) {
   m_currentRoomChoice = getRoomChoice(currentRoomChoice);
   m_settings->setValue("CurrentRoomChoice", m_currentRoomChoice);
diff --git a/toonz/sources/toonzlib/stage.cpp b/toonz/sources/toonzlib/stage.cpp
index 08e3d199..3c9610a9 100644
--- a/toonz/sources/toonzlib/stage.cpp
+++ b/toonz/sources/toonzlib/stage.cpp
@@ -69,7 +69,8 @@ typedef std::vector<Player> PlayerSet;
    thickness of
                 images .pli.
 */
-const double Stage::inch = 53.33333;
+const double Stage::inch      = 53.33333;  // consider changing to 120 or 160
+const double Stage::vectorDpi = 53.3333;
 
 namespace {
 void updateOnionSkinSize(const PlayerSet &players) {
diff --git a/toonz/sources/toonzlib/tcamera.cpp b/toonz/sources/toonzlib/tcamera.cpp
index 365e4710..97726621 100644
--- a/toonz/sources/toonzlib/tcamera.cpp
+++ b/toonz/sources/toonzlib/tcamera.cpp
@@ -10,7 +10,7 @@
 
 TCamera::TCamera()
     //: m_size(12, 9), m_res(768, 576), m_xPrevalence(true)
-    : m_size(30, 16.875),
+    : m_size(36, 20.25),
       m_res(1920, 1080),
       m_xPrevalence(true) {}
 
diff --git a/toonz/sources/toonzlib/toonzscene.cpp b/toonz/sources/toonzlib/toonzscene.cpp
index 61e98cd7..e4125adc 100644
--- a/toonz/sources/toonzlib/toonzscene.cpp
+++ b/toonz/sources/toonzlib/toonzscene.cpp
@@ -1176,7 +1176,8 @@ TXshLevel *ToonzScene::loadLevel(const TFilePath &actualPath,
       // We must check whether the image actually has a dpi.
       const TPointD &imageDpi = xl->getImageDpi();
 
-      if (imageDpi == TPointD()) {
+      if (imageDpi == TPointD() ||
+          Preferences::instance()->getUnits() == "pixel") {
         // Change to "Custom Dpi" policy and use camera dpi
         TStageObjectId cameraId =
             getXsheet()->getStageObjectTree()->getCurrentCameraId();
diff --git a/toonz/sources/toonzlib/txshsimplelevel.cpp b/toonz/sources/toonzlib/txshsimplelevel.cpp
index edb8df69..173c33ef 100644
--- a/toonz/sources/toonzlib/txshsimplelevel.cpp
+++ b/toonz/sources/toonzlib/txshsimplelevel.cpp
@@ -2169,9 +2169,8 @@ TFilePath TXshSimpleLevel::getExistingHookFile(
   }
 
   assert(h >= 0);
-  return (h < 0) ? TFilePath()
-                 : decodedLevelPath.getParentDir() +
-                       TFilePath(hookFiles[h].toStdWString());
+  return (h < 0) ? TFilePath() : decodedLevelPath.getParentDir() +
+                                     TFilePath(hookFiles[h].toStdWString());
 }
 
 //-----------------------------------------------------------------------------
diff --git a/toonz/sources/toonzqt/camerasettingswidget.cpp b/toonz/sources/toonzqt/camerasettingswidget.cpp
index 705ff6fb..4c531d39 100644
--- a/toonz/sources/toonzqt/camerasettingswidget.cpp
+++ b/toonz/sources/toonzqt/camerasettingswidget.cpp
@@ -20,6 +20,7 @@
 #include "toonz/txshlevel.h"
 #include "toonz/txshsimplelevel.h"
 #include "toonz/txshleveltypes.h"
+#include "toonz/preferences.h"
 
 // TnzCore includes
 #include "tconvert.h"
@@ -193,6 +194,10 @@ CameraSettingsWidget::CameraSettingsWidget(bool forCleanup)
   m_xDpiFld = new DoubleLineEdit();
   m_yDpiFld = new DoubleLineEdit();
 
+  m_dpiLabel = new QLabel(tr("DPI"));
+  m_resLabel = new QLabel(tr("Pixels"));
+  m_xLabel   = new QLabel(tr("x"));
+
   m_fspChk = new QPushButton("");
 
   m_useLevelSettingsBtn = new QPushButton(tr("Use Current Level Settings"));
@@ -277,7 +282,8 @@ CameraSettingsWidget::CameraSettingsWidget(bool forCleanup)
       gridLay->addWidget(m_yPrev, 0, 4, Qt::AlignCenter);
 
       gridLay->addWidget(m_inchPrev, 1, 0, Qt::AlignRight | Qt::AlignVCenter);
-      gridLay->addWidget(new QLabel("Inch"), 1, 1,
+      QString units = Preferences::instance()->getCameraUnits();
+      gridLay->addWidget(new QLabel(units), 1, 1,
                          Qt::AlignRight | Qt::AlignVCenter);
       gridLay->addWidget(m_lxFld, 1, 2);
       gridLay->addWidget(new QLabel("x"), 1, 3, Qt::AlignCenter);
@@ -288,14 +294,12 @@ CameraSettingsWidget::CameraSettingsWidget(bool forCleanup)
       gridLay->addWidget(m_arFld, 2, 4);
 
       gridLay->addWidget(m_dotPrev, 3, 0, Qt::AlignRight | Qt::AlignVCenter);
-      gridLay->addWidget(new QLabel("Pixel"), 3, 1,
-                         Qt::AlignRight | Qt::AlignVCenter);
+      gridLay->addWidget(m_resLabel, 3, 1, Qt::AlignRight | Qt::AlignVCenter);
       gridLay->addWidget(m_xResFld, 3, 2);
-      gridLay->addWidget(new QLabel("x"), 3, 3, Qt::AlignCenter);
+      gridLay->addWidget(m_xLabel, 3, 3, Qt::AlignCenter);
       gridLay->addWidget(m_yResFld, 3, 4);
 
-      gridLay->addWidget(new QLabel("DPI"), 4, 1,
-                         Qt::AlignRight | Qt::AlignVCenter);
+      gridLay->addWidget(m_dpiLabel, 4, 1, Qt::AlignRight | Qt::AlignVCenter);
       gridLay->addWidget(m_xDpiFld, 4, 2);
       gridLay->addWidget(m_fspChk, 4, 3, Qt::AlignCenter);
       gridLay->addWidget(m_yDpiFld, 4, 4);
@@ -365,6 +369,30 @@ CameraSettingsWidget::CameraSettingsWidget(bool forCleanup)
 
 CameraSettingsWidget::~CameraSettingsWidget() { setCurrentLevel(0); }
 
+void CameraSettingsWidget::showEvent(QShowEvent *e) {
+  if (Preferences::instance()->getCameraUnits() == "pixel") {
+    m_resLabel->hide();
+    m_dpiLabel->hide();
+    m_xLabel->hide();
+    m_xResFld->hide();
+    m_yResFld->hide();
+    m_xDpiFld->hide();
+    m_yDpiFld->hide();
+    m_fspChk->hide();
+    m_dotPrev->hide();
+  } else {
+    m_resLabel->show();
+    m_dpiLabel->show();
+    m_xLabel->show();
+    m_xResFld->show();
+    m_yResFld->show();
+    m_xDpiFld->show();
+    m_yDpiFld->show();
+    m_fspChk->show();
+    m_dotPrev->show();
+  }
+}
+
 void CameraSettingsWidget::loadPresetList() {
   if (m_presetListFile == "") return;
   m_presetListOm->clear();