Olympus VF-1 Viewfinder for 17mm f/2.8 Micro Four Thirds Lens

This Olympus VF-1 Viewfinder is for the 17mm Micro Four Thirds pancake lens. This externally attached optical viewfinder approximates the view of the pancake lens. It uses a bright 17mm frame to enable comfortable picture composition. The viewfinder is for use with the Olympus E-P1 digital camera.