1、[Wide Compatibility] This lens mount adapter is suitable for L39 M39 39mm threaded lenses and compatible with for NEX E Mount cameras such as for A6300, A7, A7R, A7II, A7S, A7M2, NEX 7, 6, 5, 3, 5N, C3, 5R, F3, for NEX VG10, VG20, VG30, VG900E, EA50, A6000, VG900 camcorders. 2、[Premium Material] Crafted from aluminum alloy, this camera lens mount adapter is sturdy, erosion resistant, and maintains a glossy finish without deformation, ensuring longevity and reliability. 3、[Professional Design] The interior features a professional grade matte black paint to reduce reflections, while the exterior has a black portion treated with a hard oxidation process and a silver section with composite electroplating for enhanced durability. 4、[Manual Control] Enjoy full manual control with manual focusing and adjustable aperture control, allowing for manual exposure with the camera body and preferred aperture settings. 5、[Versatile Use] This adapter enables you to use your favorite lenses on different cameras securely while still allowing for easy removal when needed.