The Ricoh GV-1 External Viewfinder mounts to the Ricoh GXR camera system. Simply attach the GV-1 via the hot shoe and view your intended shots using the 21mm and 28mm frames (35mm equivalent). This viewfinder is in new condition (no scratches, haze, etc.) and has not been used. It comes complete with the the case, box, and original packing materials. My asking price is $150 and includes shipping and insurance in the United States (international buyers must may for shipping and insurance). I accept payment only via PayPal. If you are interested, email me directly at firstname.lastname@example.org.