images courtesy of DC.Watch Rayqual is producing a unique M37 screw mount adapter for AsahiFlex lenses. Asahi Flex of Asahi Optical Co., Ltd. is the first domestically manufactured 35 mm single-lens reflex camera that appeared in 1952. The mount is a screw type with a diameter of 37 mm and is often called M37 mount. This mount, … Continue reading AsahiFlex to Sony E-mount Adapter