Featuring a magnification range from 0.1x to 2x, making this lens ideally suited for rapidly changing macro photography scenarios without using extension tubes. The wide magnification range is very useful for shooting macro objects (e.g. insects) with different sizes. The lens is also designed for normal shooting purposes with a 60mm focal length, providing an all-in-one solution for normal portrait shooting, as well as ultra-macro photography. Special Features Houses with 9 elements in 7 groups patented optical structure to provide great deal of image clarity and color renderness. The optical system consists of 2 major moving lenses groups in order to minimize the barrel distortion. 14 pieces of aperture blades form a close-to-circular aperture, capable of creating creamy shallow depth of view. The enclosure of the lens is made of metal to strengthen its durability. Please note: While the lens is compatible with Full Frame Cameras, slight vignetting will occur in infinity focus setting. The Macro shooting will not be affected.