Covering a useful range of wide-angle focal lengths, the FUJIFILM XF 10-24mm f/4 R OIS is a 15-36mm-equivalent zoom featuring a constant f/4 maximum aperture, an advanced optical design, and optical image stabilization. Utilizing a series of extra-low dispersion and aspherical elements, both chromatic and spherical aberrations are well-controlled in order to realize a high degree of color accuracy, sharpness, and accurate rendering.