- Full-Frame Ultra-Wide Prime Lens - Mount-Crop: Sony E-Mount Lens/Full-Frame Format - Type-Focal: 18mm, Angle of View 99° - Aperture: Max f/2.8, Min f/22 - Filter-Grams: 11 Elements in 10 Groups - Includes ZEISS Lens Shade - 77 mm - 100 x 80 mm, 330 g