BlueTech 2.5x Telephoto + 0.43x Wide Angle w/ Macro Close-Up Attachment Conversion Lenses For Sony Alpha SLT, A33, A35, A37, SLT-A55, A57, SLT-A57M, A57K, A58, A58, A58K, A65, A65V, A65VL, A77, A77, A77II, A99, A99V, A100, A200, A230, A290, A300, A330, A350, A380, A390, A450, A500, A560, A550, A580, A700, A850, A900 Digital SLR Cameras (Compatible With 30mm f/2.8, 35mm , 50mm f/1.8 DT, 50mm f/1.4, 55-200mm f/4.0-5.6, 85mm, 100mm f/2.8 A-Mount Lens)

The 58mm Wide-Angle and Telephoto Adapter Lens Kit contains both 0.43x wide-angle and 2.5x telephoto lens adapters, which can be used on lenses with a filter ring diameter of 58mm to either narrow or broaden the effective field of view. Three adapter rings are also included to facilitate mounting of these lenses to lenses with 49mm, 52mm, or 55mm filter ring diameters------- Both adapter lenses feature a High Definition Digital Multi-Coating to maintain high image quality, contrast, and color neutrality by minimizing lens flare and ghosting effects------- 0.43x wide-angle adapter lens broadens the field of view of the host lens and also includes a macro adapter to facilitate working with close-up subject matter------- 2.5x telephoto adapter lens narrows the field of view of the host lens to better suit working with distant subject matter------- Both lenses features native 58mm threads for attaching to lenses with a 58mm filter ring diameter. Additionally, three adapter rings are included for mounting these to lenses with 49mm, 52mm, or 55m filter ring diameters------- High Definition Digital Multi-Coating helps to minimize lens flare and ghosting for sustained quality, contrast, and color fidelity------- Maintains autofocusing capabilities of the host lens. Infrared compatible for use when making infrared or false color photographs or video.