Features: This lens mount adapter is suitable for Minolta MD lens to fit for Canon EOS EF camera body. Made of aluminum and magnesium alloy, brass plated chrome, ring copper ring body bayonet. The inner wall paint elimination treatment lest the reflection will affect the imaging on the CMOS, and the focus is infinitely far. Sturdy, fine workmanship, all structural dimensions are designed according to the port parameters of the camera and lens. Completely manual control, manual focus and manual exposure. With corrective lens, which can achieve focusing to infinity. The built-in two lenses, one is pull imaging surface, another one is lower dispersion reduction levels, more than 3.5 aperture will become soft focus effect. Photographic magnification is converted to 1:1, the middle of the two lenses adopts anti-reflection film plating of magnesium fluoride. Specifications: Model: MD-EOS Material: Aluminum and magnesium alloy, brass plated Color: Black Compatible Lens: For Minolta MD bayonet lenses Compatible Camera: For Canon EOS SLR cameras Item Weight: 79g / 2.8oz Package Size: 7.2 * 7.1 * 3.6cm / 3.4 * 3.3 * 1.7in Package Weight: 89g / 3.1oz Package List: 1 * MD-EOS Lens Mount Adapter 1 * Front Lens Cap 1 * Rear Lens Cap Note: Although the lens will fit physically, automatic diaphragm, auto-focusing, or any other functions will not operate correctly while using this lens mount adapter. In this case "stop-down mode" will need to be used when metering since the lens does not have the ability to have its aperture controlled by the camera body. You can shoot with manual mode or aperture priority mode.