Covering a flexible range of medium telephoto focal lengths, the FUJIFILM GF 100-200mm f/5.6 R LM OIS WR is a versatile zoom, well-suited for a variety of subjects from portraiture to landscapes. Offering a 79-158mm equivalent focal length, this lens is also characterized by its constant f/5.6 maximum aperture to maintain consistent brightness throughout the zoom range. The optical design incorporates two Super ED elements and one aspherical element, which minimize both chromatic and spherical aberrations for improved clarity, color accuracy, and sharpness.