Using the adapter although the lens will fit, but the auto auto for focus and other functions will not be available, only manual mode can be used The GFX adapter is designed for GFX format cameras and allows FD mount lenses to be mounted on for GFX format camera bodies Package includes: 1x M42-GFX Adapter The lens is suitable for M42 mount lenses; the body is suitable for GFX format With a finish and ultra-precise design