The all-metal adapter is designed to fit the lens securely, yet can still be removed easily when not needed. High-tolerance precision craftsmanship; infinity focus or beyond allowed.
* Features: Although the lens will fit physically, automatic diaphragm (AE metering), or other auto functions are not retained using this adapter. Both camera-side and lens-side of the adapter are made of brass, precision-machined and plated with chromium. Precise fit and solid connection - lens has no play, gap or wiggling when mounted on adapter and no adjustments are required to fit your lens. Designed to reach infinity focus while maintaining the correct registration distance required to support CRC lenses or lenses with floating elements.
* How to use the : To Mount: Mount the Lens onto the adapter and then mount them together onto the camera. To Remove: Remove both lens / adapter together from camera, press the lens lock and then remove the adapter from the lens simultaneously.
* Fits: M42 Screw Mount SLR Lens
Work for: All Contax Yashica C/Y 35mm SLR Camera