Samyang 16mm T2.2 VDSLR ED AS UMC CS II Lens

Specifications:

Focal length: 16mm
Aperture range: T2.2 - 22 (stepless, with gearing)
Filter size: 77mm
Angle of view: 83.1 degrees (APS-C sensor), 67.6 degrees (Micro 4/3)
Minimum focus distance: 0.2m
Number of diaphragm blades: 8
Focus type: manual focus (with gearing)
Lens construction: 13 elements in 11 groups (1 Hybrid-Aspherical, 1 Glass Aspherical, 1 ED)
Dimensions (max): 83mm Dia x 115.7mm L
Weight (max): 625g