diff --git a/src/GafferCycles/IECoreCyclesPreview/CameraAlgo.cpp b/src/GafferCycles/IECoreCyclesPreview/CameraAlgo.cpp
index 4b0fe24b701..5497c4ea4e5 100644
--- a/src/GafferCycles/IECoreCyclesPreview/CameraAlgo.cpp
+++ b/src/GafferCycles/IECoreCyclesPreview/CameraAlgo.cpp
@@ -103,7 +103,18 @@ ccl::Camera *convertCommon( const IECoreScene::Camera *camera, const std::string
 	const Imath::V2f &clippingPlanes = camera->getClippingPlanes();
 	ccam->nearclip = clippingPlanes.x;
 	ccam->farclip = clippingPlanes.y;
-
+	
+	// Crop window
+	if ( camera->hasCropWindow() )
+	{
+		const Imath::Box2f &cropWindow = camera->getCropWindow();
+		ccam->border.left = cropWindow.min.x;
+		ccam->border.right = cropWindow.max.x;
+		ccam->border.top = cropWindow.max.y;
+		ccam->border.bottom = cropWindow.min.y;
+		ccam->border.clamp();
+	}
+	
 	// Shutter TODO: Need to see if this is correct or not, cycles also has a shutter curve...
 	const Imath::V2f &shutter = camera->getShutter();
 	if ((shutter.x > 0.0) && (shutter.y > 0.0))
diff --git a/src/GafferCycles/IECoreCyclesPreview/Renderer.cpp b/src/GafferCycles/IECoreCyclesPreview/Renderer.cpp
index d986cafb55d..b73ac5e941d 100644
--- a/src/GafferCycles/IECoreCyclesPreview/Renderer.cpp
+++ b/src/GafferCycles/IECoreCyclesPreview/Renderer.cpp
@@ -389,8 +389,8 @@ class CyclesOutput : public IECore::RefCounted
 				V2i( camera->width - 1, camera->height - 1 )
 				);
 			Box2i dataWindow(
-				V2i( 0, 0 ),
-				V2i( camera->width - 1, camera->height - 1 )
+				V2i( (int)(camera->border.left * (float)camera->width), (int)(camera->border.bottom * (float)camera->height) ),
+				V2i( (int)(camera->border.right * (float)camera->width) - 1, (int)(camera->border.top * (float)camera->height - 1 ) )
 				);
 
 			vector<string> channelNames;
@@ -514,8 +514,8 @@ class RenderCallback : public IECore::RefCounted
 				V2i( camera->width - 1, camera->height - 1 )
 				);
 			Box2i dataWindow(
-				V2i( 0, 0 ),
-				V2i( camera->width - 1, camera->height - 1 )
+				V2i( (int)(camera->border.left * (float)camera->width), (int)(camera->border.bottom * (float)camera->height) ),
+				V2i( (int)(camera->border.right * (float)camera->width) - 1, (int)(camera->border.top * (float)camera->height - 1 ) )
 				);
 
 			//CompoundDataPtr parameters = new CompoundData();
@@ -633,8 +633,8 @@ class RenderCallback : public IECore::RefCounted
 				IECore::msg( IECore::Msg::Warning, "CyclesRenderer::CyclesOutput", "No interactive outputs to render to." );
 				return;
 			}
-			const int x = rtile.x - m_session->tile_manager.params.full_x;
-			const int y = rtile.y - m_session->tile_manager.params.full_y;
+			const int x = rtile.x;
+			const int y = rtile.y;
 			const int w = rtile.w;
 			const int h = rtile.h;