It allows you to focus on. Supports A/M mode.With screw lock on pin and stop. Built-in tripod mount. Material: Metal. Surface for effortless installation. Dimensions (cm) 7.5x7.5x3.2, weight (kg) 0.103.Note:Although the lens will fit physically, the auto diaphragm, autofocus, or other functions will not work properly when using this adapter. Use manual lenses on the NEX camera, enable the "release without lens" function on the camera. Compatible with: E mount camera. (For A7, A7R, which are full-frame cameras, may have dark corners in the picture when using some lenses, not compatible with A7S)Color: As shownPackage Contents:1 x MA to NEXT Lens AdapterOnly the above package content, other products are not included. Note: The light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3cm.