Solid Physical Design: Includes a tripod mount and detachable lens hood to minimize lens flares and ghosting. The rotatable tripod collar provides optimal balance and enables quick and easy vertical format shooting. Precise Calibration: Designed for manual focusing, the lens incorporates depth of field and distance scales, allowing for the use of pre focusing techniques to achieve clear images. The premium alloy construction ensures a strong build quality and exquisite appearance. 500mm F/6.3 Telephoto Lens: The 500mm f/6.3 lens is an excellent choice for bird and wildlife photography, as well as long distance shooting. It offers exceptional image quality with reduced chromatic aberration. Compatible with M mount mirrorless cameras with the included T2 EOSM adapter. Chromatic Aberration Free Refractive Lens: Designed with accuracy, the lens delivers images with high peak contrast and excellent control over flaring. It can be used in M manual exposure mode for optimal performance. Superior Optical Design: The lens features a 4 group 4 pieces optical structure with multi layer MC coating, effectively suppressing lens flares and ghosting to enhance contrast and color accuracy.