M42 Lens to for AI Mount Camera Adapter Ring with Infinity Focus G

Both camera-side and lens-side of the adapter are made of aluminum, precision-machined and plated with chromium. The all-metal adapter is designed to fit the lens securely, yet can still be removed easily when not needed. Although the lens will fit physically, automatic diaphragm (AE metering), or other auto functions are not retained using this adapter. Precise fit and solid connection - lens has no for play, for or wiggling when mounted on adapter and no adjustments are required to fit your lens. Designed to reach for infinity for focus while maintaining the correct registration distance required to support CRC lenses or lenses with floating elements.