Providing dynamic distortion, a vibrant maximum aperture, and an expansive field of view, the Laowa 4.5-10mm f/2.8 CF Zoom Fisheye Lens by Venus Optics is an APS-C zoom lens crafted for striking perspectives and creative expression. The consistent f/2.8 aperture across the zoom range, along with a close minimum focusing distance of 3.9 inches, renders this lens an excellent instrument for adding energy to landscapes, action sports, portraits, and beyond. Unique to the Laowa 4.5-10mm zoom, the lens offers a dual fisheye effect, with a dramatic circular fisheye at 4.5mm and a full-frame rectangular fisheye at 10mm. Engineered to maintain perfect focus as you zoom, this lens is engineered with a parfocal design that removes the need to refocus during shooting, resulting in seamless zoom transitions that are ideal for video production. The lens maintains a bright f/2.8 aperture across the entire zoom range, featuring enough brightness for indoor, night, and action shots, as well as offering more shutter/ISO options. The lens allows you to get extremely close to your subject while keeping the background in frame, for a wide range of creative compositions. The minimum close focusing distance is 3.9", and it features a large maximum aperture for unique possibilities in close-up photography with pronounced subject separation and bokeh effects. Broad, 180° angle of view delivers edge-to-edge clarity without sacrificing image quality, ideal for 360° panoramas and astrophotography. Compact and lightweight for a fisheye lens, this lens benefits on-the-go content creation for vloggers and drone-based creators.