The Tamron 24mm f/2.8 Di III OSD M 1:2 is a sleek and lightweight prime designed for full-frame Sony E-mount mirrorless cameras. By utilizing a modest f/2.8 maximum aperture, this lens is able to remain impressively sleek, making it ideal for travel shooting applications. An OSD stepping motor achieves fast and near-silent autofocus performance along with a full-time manual focus override. Additionally, the lens sports a moisture-resistant physical design along with a fluorine coating to suit working in inclement conditions. A modestly bright f/2.8 maximum aperture strikes a balance between being suitable for working in available lighting conditions and realizing an impressively compact and lightweight profile. One molded glass aspherical element suppresses distortion and spherical aberrations for greater sharpness and more accurate rendering. Ideal for close-up shooting, this lens offers a half life-size 1:2 maximum magnification along with a minimum focusing distance of 4.7" to suit working at near distances.