Laowa 4.5-10mm f/2.8 CF Zoom Fisheye Lens with 180-Degree Ultra Wide View, Parfocal Zoom (L-Mount)The Laowa 4. 5 10mm f 2. 8 CF Zoom Fisheye is a compact APS C fisheye zoom lens designed for creators who want unique ultra wide perspectives in both photography and video. Featuring a 4. 5 10mm zoom range, constant f 2. 8 aperture, and parfocal zoom capability, this lens delivers creative flexibility for landscapes, action sports, astrophotography, travel content, and cinematic video production. From a circular fisheye effect at 4. 5mm to a diagonal