diff --git a/examples/wms-no-proj.js b/examples/wms-no-proj.js
index d51f7ec345..09e7da57a8 100644
--- a/examples/wms-no-proj.js
+++ b/examples/wms-no-proj.js
@@ -1,11 +1,11 @@
 goog.require('ol.Attribution');
 goog.require('ol.Map');
-goog.require('ol.ProjectionUnits');
 goog.require('ol.RendererHints');
 goog.require('ol.View2D');
 goog.require('ol.layer.Image');
 goog.require('ol.layer.Tile');
 goog.require('ol.proj.Projection');
+goog.require('ol.proj.Units');
 goog.require('ol.source.ImageWMS');
 goog.require('ol.source.TileWMS');
 
@@ -47,7 +47,7 @@ var layers = [
 // projection object.
 var projection = new ol.proj.Projection({
   code: 'EPSG:21781',
-  units: ol.ProjectionUnits.METERS
+  units: ol.proj.Units.METERS
 });
 
 var map = new ol.Map({
diff --git a/src/objectliterals.jsdoc b/src/objectliterals.jsdoc
index ead34bf81e..0813116336 100644
--- a/src/objectliterals.jsdoc
+++ b/src/objectliterals.jsdoc
@@ -85,7 +85,7 @@
  * Object literal with config options for the projection.
  * @typedef {Object} ol.ProjectionOptions
  * @property {string} code The SRS identifier code, e.g. 'EPSG:4326'.
- * @property {ol.ProjectionUnits} units Units.
+ * @property {ol.proj.Units} units Units.
  * @property {ol.Extent|undefined} extent The validity extent for the SRS.
  * @property {string|undefined} axisOrientation The axis orientation as
  *     specified in Proj4. The default is 'enu'.
diff --git a/src/ol/control/scalelinecontrol.js b/src/ol/control/scalelinecontrol.js
index ea9cdac7d3..b48c37f311 100644
--- a/src/ol/control/scalelinecontrol.js
+++ b/src/ol/control/scalelinecontrol.js
@@ -10,12 +10,12 @@ goog.require('goog.events');
 goog.require('goog.math');
 goog.require('goog.style');
 goog.require('ol.Object');
-goog.require('ol.ProjectionUnits');
 goog.require('ol.TransformFunction');
 goog.require('ol.View2DState');
 goog.require('ol.control.Control');
 goog.require('ol.css');
 goog.require('ol.proj');
+goog.require('ol.proj.Units');
 goog.require('ol.sphere.NORMAL');
 
 
@@ -197,7 +197,7 @@ ol.control.ScaleLine.prototype.updateElement_ = function() {
 
   var cosLatitude;
   var units = this.getUnits();
-  if (projectionUnits == ol.ProjectionUnits.DEGREES &&
+  if (projectionUnits == ol.proj.Units.DEGREES &&
       (units == ol.control.ScaleLineUnits.METRIC ||
        units == ol.control.ScaleLineUnits.IMPERIAL)) {
 
@@ -205,10 +205,10 @@ ol.control.ScaleLine.prototype.updateElement_ = function() {
     this.toEPSG4326_ = null;
     cosLatitude = Math.cos(goog.math.toRadians(center[1]));
     pointResolution *= Math.PI * cosLatitude * ol.sphere.NORMAL.radius / 180;
-    projectionUnits = ol.ProjectionUnits.METERS;
+    projectionUnits = ol.proj.Units.METERS;
 
-  } else if ((projectionUnits == ol.ProjectionUnits.FEET ||
-      projectionUnits == ol.ProjectionUnits.METERS) &&
+  } else if ((projectionUnits == ol.proj.Units.FEET ||
+      projectionUnits == ol.proj.Units.METERS) &&
       units == ol.control.ScaleLineUnits.DEGREES) {
 
     // Convert pointResolution from meters or feet to degrees
@@ -218,11 +218,11 @@ ol.control.ScaleLine.prototype.updateElement_ = function() {
     }
     cosLatitude = Math.cos(goog.math.toRadians(this.toEPSG4326_(center)[1]));
     var radius = ol.sphere.NORMAL.radius;
-    if (projectionUnits == ol.ProjectionUnits.FEET) {
+    if (projectionUnits == ol.proj.Units.FEET) {
       radius /= 0.3048;
     }
     pointResolution *= 180 / (Math.PI * cosLatitude * radius);
-    projectionUnits = ol.ProjectionUnits.DEGREES;
+    projectionUnits = ol.proj.Units.DEGREES;
 
   } else {
     this.toEPSG4326_ = null;
@@ -231,9 +231,9 @@ ol.control.ScaleLine.prototype.updateElement_ = function() {
   goog.asserts.assert(
       ((units == ol.control.ScaleLineUnits.METRIC ||
         units == ol.control.ScaleLineUnits.IMPERIAL) &&
-       projectionUnits == ol.ProjectionUnits.METERS) ||
+       projectionUnits == ol.proj.Units.METERS) ||
       (units == ol.control.ScaleLineUnits.DEGREES &&
-       projectionUnits == ol.ProjectionUnits.DEGREES));
+       projectionUnits == ol.proj.Units.DEGREES));
 
   var nominalCount = this.minWidth_ * pointResolution;
   var suffix = '';
diff --git a/src/ol/proj.exports b/src/ol/proj.exports
index a4e9dd7459..edc4a9a8a3 100644
--- a/src/ol/proj.exports
+++ b/src/ol/proj.exports
@@ -7,10 +7,10 @@
 @exportProperty ol.proj.Projection.prototype.getMetersPerUnit
 @exportProperty ol.proj.Projection.prototype.isGlobal
 
-@exportSymbol ol.ProjectionUnits
-@exportProperty ol.ProjectionUnits.DEGREES
-@exportProperty ol.ProjectionUnits.FEET
-@exportProperty ol.ProjectionUnits.METERS
+@exportSymbol ol.proj.Units
+@exportProperty ol.proj.Units.DEGREES
+@exportProperty ol.proj.Units.FEET
+@exportProperty ol.proj.Units.METERS
 
 @exportSymbol ol.proj.addProjection
 @exportSymbol ol.proj.get
diff --git a/src/ol/proj/chprojection.js b/src/ol/proj/chprojection.js
index 255e0ac6fd..4a41c20873 100644
--- a/src/ol/proj/chprojection.js
+++ b/src/ol/proj/chprojection.js
@@ -4,11 +4,11 @@ goog.provide('ol.proj.EPSG21781');
 
 goog.require('goog.asserts');
 goog.require('goog.math');
-goog.require('ol.ProjectionUnits');
 goog.require('ol.ellipsoid.BESSEL1841');
 goog.require('ol.proj');
 goog.require('ol.proj.EPSG4326');
 goog.require('ol.proj.Projection');
+goog.require('ol.proj.Units');
 
 
 
@@ -23,7 +23,7 @@ ol.proj.CH = function(options) {
     code: options.code,
     extent: options.extent,
     global: false,
-    units: ol.ProjectionUnits.METERS
+    units: ol.proj.Units.METERS
   });
 };
 goog.inherits(ol.proj.CH, ol.proj.Projection);
diff --git a/src/ol/proj/epsg3857projection.js b/src/ol/proj/epsg3857projection.js
index cddfb4ff13..ee8322d280 100644
--- a/src/ol/proj/epsg3857projection.js
+++ b/src/ol/proj/epsg3857projection.js
@@ -2,10 +2,10 @@ goog.provide('ol.proj.EPSG3857');
 
 goog.require('goog.array');
 goog.require('goog.asserts');
-goog.require('ol.ProjectionUnits');
 goog.require('ol.math');
 goog.require('ol.proj');
 goog.require('ol.proj.Projection');
+goog.require('ol.proj.Units');
 
 
 
@@ -17,7 +17,7 @@ goog.require('ol.proj.Projection');
 ol.proj.EPSG3857 = function(code) {
   goog.base(this, {
     code: code,
-    units: ol.ProjectionUnits.METERS,
+    units: ol.proj.Units.METERS,
     extent: ol.proj.EPSG3857.EXTENT,
     global: true
   });
diff --git a/src/ol/proj/epsg4326projection.js b/src/ol/proj/epsg4326projection.js
index 49ee786bf1..ab57400178 100644
--- a/src/ol/proj/epsg4326projection.js
+++ b/src/ol/proj/epsg4326projection.js
@@ -1,8 +1,8 @@
 goog.provide('ol.proj.EPSG4326');
 
-goog.require('ol.ProjectionUnits');
 goog.require('ol.proj');
 goog.require('ol.proj.Projection');
+goog.require('ol.proj.Units');
 
 
 
@@ -15,7 +15,7 @@ goog.require('ol.proj.Projection');
 ol.proj.EPSG4326 = function(code, opt_axisOrientation) {
   goog.base(this, {
     code: code,
-    units: ol.ProjectionUnits.DEGREES,
+    units: ol.proj.Units.DEGREES,
     extent: ol.proj.EPSG4326.EXTENT,
     axisOrientation: opt_axisOrientation,
     global: true
diff --git a/src/ol/proj/proj.js b/src/ol/proj/proj.js
index c3f76b48c8..ac8032b996 100644
--- a/src/ol/proj/proj.js
+++ b/src/ol/proj/proj.js
@@ -1,7 +1,7 @@
-goog.provide('ol.ProjectionUnits');
 goog.provide('ol.proj');
 goog.provide('ol.proj.Projection');
 goog.provide('ol.proj.ProjectionLike');
+goog.provide('ol.proj.Units');
 
 goog.require('goog.array');
 goog.require('goog.asserts');
@@ -35,7 +35,7 @@ ol.proj.ProjectionLike;
 /**
  * @enum {string}
  */
-ol.ProjectionUnits = {
+ol.proj.Units = {
   DEGREES: 'degrees',
   FEET: 'ft',
   METERS: 'm'
@@ -43,13 +43,13 @@ ol.ProjectionUnits = {
 
 
 /**
- * @const {Object.<ol.ProjectionUnits, number>} Meters per unit lookup table.
+ * @const {Object.<ol.proj.Units, number>} Meters per unit lookup table.
  */
 ol.METERS_PER_UNIT = {};
-ol.METERS_PER_UNIT[ol.ProjectionUnits.DEGREES] =
+ol.METERS_PER_UNIT[ol.proj.Units.DEGREES] =
     2 * Math.PI * ol.sphere.NORMAL.radius / 360;
-ol.METERS_PER_UNIT[ol.ProjectionUnits.FEET] = 0.3048;
-ol.METERS_PER_UNIT[ol.ProjectionUnits.METERS] = 1;
+ol.METERS_PER_UNIT[ol.proj.Units.FEET] = 0.3048;
+ol.METERS_PER_UNIT[ol.proj.Units.METERS] = 1;
 
 
 
@@ -67,7 +67,7 @@ ol.proj.Projection = function(options) {
 
   /**
    * @private
-   * @type {ol.ProjectionUnits}
+   * @type {ol.proj.Units}
    */
   this.units_ = options.units;
 
@@ -132,7 +132,7 @@ ol.proj.Projection.prototype.getPointResolution = goog.abstractMethod;
 
 /**
  * Get the units of this projection.
- * @return {ol.ProjectionUnits} Units.
+ * @return {ol.proj.Units} Units.
  */
 ol.proj.Projection.prototype.getUnits = function() {
   return this.units_;
@@ -199,7 +199,7 @@ ol.proj.Projection.prototype.setDefaultTileGrid = function(tileGrid) {
  */
 ol.Proj4jsProjection_ = function(proj4jsProj, options) {
 
-  var units = /** @type {ol.ProjectionUnits} */ (proj4jsProj.units);
+  var units = /** @type {ol.proj.Units} */ (proj4jsProj.units);
 
   var config = /** @type {ol.ProjectionOptions} */ ({
     units: units,
@@ -242,7 +242,7 @@ ol.Proj4jsProjection_.prototype.getMetersPerUnit = function() {
  */
 ol.Proj4jsProjection_.prototype.getPointResolution =
     function(resolution, point) {
-  if (this.getUnits() == ol.ProjectionUnits.DEGREES) {
+  if (this.getUnits() == ol.proj.Units.DEGREES) {
     return resolution;
   } else {
     // Estimate point resolution by transforming the center pixel to EPSG:4326,
@@ -267,7 +267,7 @@ ol.Proj4jsProjection_.prototype.getPointResolution =
     var height = ol.sphere.NORMAL.haversineDistance(
         vertices.slice(4, 6), vertices.slice(6, 8));
     var pointResolution = (width + height) / 2;
-    if (this.getUnits() == ol.ProjectionUnits.FEET) {
+    if (this.getUnits() == ol.proj.Units.FEET) {
       // The radius of the normal sphere is defined in meters, so we must
       // convert back to feet.
       pointResolution /= 0.3048;
diff --git a/src/ol/tilegrid/tilegrid.js b/src/ol/tilegrid/tilegrid.js
index be6a12710d..6285376d21 100644
--- a/src/ol/tilegrid/tilegrid.js
+++ b/src/ol/tilegrid/tilegrid.js
@@ -3,13 +3,13 @@ goog.provide('ol.tilegrid.TileGrid');
 goog.require('goog.array');
 goog.require('goog.asserts');
 goog.require('ol.Coordinate');
-goog.require('ol.ProjectionUnits');
 goog.require('ol.Size');
 goog.require('ol.TileCoord');
 goog.require('ol.TileRange');
 goog.require('ol.array');
 goog.require('ol.extent');
 goog.require('ol.proj.Projection');
+goog.require('ol.proj.Units');
 
 
 /**
@@ -412,7 +412,7 @@ ol.tilegrid.createForProjection =
     function(projection, opt_maxZoom, opt_tileSize) {
   var projectionExtent = projection.getExtent();
   var size = goog.isNull(projectionExtent) ?
-      360 * ol.METERS_PER_UNIT[ol.ProjectionUnits.DEGREES] /
+      360 * ol.METERS_PER_UNIT[ol.proj.Units.DEGREES] /
           projection.getMetersPerUnit() :
       Math.max(projectionExtent[2] - projectionExtent[0],
           projectionExtent[3] - projectionExtent[1]);
diff --git a/src/ol/view2d.js b/src/ol/view2d.js
index 9fe18e637d..75d569f975 100644
--- a/src/ol/view2d.js
+++ b/src/ol/view2d.js
@@ -7,7 +7,6 @@ goog.require('goog.asserts');
 goog.require('ol.Constraints');
 goog.require('ol.IView2D');
 goog.require('ol.IView3D');
-goog.require('ol.ProjectionUnits');
 goog.require('ol.ResolutionConstraint');
 goog.require('ol.RotationConstraint');
 goog.require('ol.RotationConstraintType');
@@ -17,6 +16,7 @@ goog.require('ol.coordinate');
 goog.require('ol.extent');
 goog.require('ol.proj');
 goog.require('ol.proj.Projection');
+goog.require('ol.proj.Units');
 
 
 /**
@@ -496,7 +496,7 @@ ol.View2D.createResolutionConstraint_ = function(options) {
           .getExtent();
       var size = goog.isNull(projectionExtent) ?
           // use an extent that can fit the whole world if need be
-          360 * ol.METERS_PER_UNIT[ol.ProjectionUnits.DEGREES] /
+          360 * ol.METERS_PER_UNIT[ol.proj.Units.DEGREES] /
               ol.METERS_PER_UNIT[projection.getUnits()] :
           Math.max(projectionExtent[2] - projectionExtent[0],
               projectionExtent[3] - projectionExtent[1]);
diff --git a/test/spec/ol/proj/proj.test.js b/test/spec/ol/proj/proj.test.js
index d6db351141..b373299a58 100644
--- a/test/spec/ol/proj/proj.test.js
+++ b/test/spec/ol/proj/proj.test.js
@@ -272,7 +272,7 @@ describe('ol.proj', function() {
   describe('ol.proj.removeTransform()', function() {
 
     var extent = [180, -90, 180, 90];
-    var units = ol.ProjectionUnits.DEGREES;
+    var units = ol.proj.Units.DEGREES;
 
     it('removes functions cached by addTransform', function() {
       var foo = new ol.proj.Projection({
@@ -341,7 +341,7 @@ describe('ol.proj', function() {
       });
       expect(epsg21781.getCode()).to.eql('EPSG:21781');
       expect(epsg21781.getExtent()).to.be(extent);
-      expect(epsg21781.getUnits()).to.be(ol.ProjectionUnits.METERS);
+      expect(epsg21781.getUnits()).to.be(ol.proj.Units.METERS);
       expect(epsg21781.isGlobal()).to.not.be();
     });
 
@@ -351,7 +351,7 @@ describe('ol.proj', function() {
 
 
 goog.require('goog.array');
-goog.require('ol.ProjectionUnits');
 goog.require('ol.proj');
 goog.require('ol.proj.Projection');
+goog.require('ol.proj.Units');
 goog.require('ol.proj.common');
diff --git a/test/spec/ol/tilegrid/tilegrid.test.js b/test/spec/ol/tilegrid/tilegrid.test.js
index a8e1965960..9f4f065ee8 100644
--- a/test/spec/ol/tilegrid/tilegrid.test.js
+++ b/test/spec/ol/tilegrid/tilegrid.test.js
@@ -196,7 +196,7 @@ describe('ol.tilegrid.TileGrid', function() {
       var grid = ol.tilegrid.createForProjection(projection);
       var resolutions = grid.getResolutions();
       expect(resolutions[5]).to.be(
-          360 * ol.METERS_PER_UNIT[ol.ProjectionUnits.DEGREES] /
+          360 * ol.METERS_PER_UNIT[ol.proj.Units.DEGREES] /
           ol.DEFAULT_TILE_SIZE / Math.pow(2, 5));
     });
 
@@ -643,8 +643,8 @@ describe('ol.tilegrid.TileGrid', function() {
 });
 
 goog.require('ol.Coordinate');
-goog.require('ol.ProjectionUnits');
 goog.require('ol.TileCoord');
 goog.require('ol.proj');
 goog.require('ol.proj.Projection');
+goog.require('ol.proj.Units');
 goog.require('ol.tilegrid.TileGrid');