Allow unlimited focus. Auto focus is not available Brand new and high quality. Made of metal, very compact Lens lock/release and stop screw The aperture control of the lens is manually set Full manual control, manual focus and manual exposure Applies to: for X Mount X-Pro1 X-M1 X-E1 X-E2 Adapter Ring M42-FX M42 Lens Material:metal colour:Black Package Contents: 1 x M42-FX M42 Lens to for X Mount Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Full manual control, manual focus and manual exposure new and high quality. Made of metal, very compact Allow unlimited focus. Auto focus is The aperture control of the lens is manually set Lens lock/release and stop screw