High-performance 50mm macro lens for Canon EF, perfect for close-range photographyFeatures ZEISS T antireflective coating and special pitch-black lacquer on lens edges for reduced stray light and reflectionsFuture-proof design optimized for current and high-resolution future digital camera systemsManual focusing with a large rotation angle for precise control and creative compositionDurable all-metal housing with special seals for protection against dust and splashesUtilizes a Floating Elements Design for consistently high image performance from the minimum object distance to infinity