- Covers Full-Frame Sensor Size
- 43.3mm Image Circle
- Aperture Range: T1.5 to T16
- Engraved, Luminous Focus Marks in Feet
- 95mm Front Diameter
- Rounded, 11-Blade Aperture
- 180° Focus, 75° Iris Rotation
- Adaptive Focus Ring for Manual/Motor Use
- 4 x Seals for Weather Resistance
Focal Length 21mm
Lens Mount Canon EF
Lens Format Coverage Full Frame
Image Circle 43.3 mm
Maximum Aperture T1.5
Minimum Aperture T16
Horizontal Angle of View Full Frame: 79.4°
Super35: 65.6°
APS-C (1.5x): 57°
APS-C (1.6x): 54°
MFT: 43.2°
Minimum Focus Distance From Image Plane: 11.8" / 0.3 m
Optical Design 15 Elements in 11 Groups
Diaphragm Blades 11, Rounded
Gear MOD & Pitch Focus: 0.8 MOD / 32 Pitch
Iris: 0.8 MOD / 32 Pitch
Front Diameter 95 mm
Filter Thread None
Focus Scales Imperial
Focus Rotation 180°
Iris Rotation 75°
Electronic Communication No
Image Stabilization No
Lens Support Lens Support Foot with 1/4"-20 Mounting Thread
Dimensions (W x H) 3.7 x 4.0" / 95 x 101 mm
Weight 2.4 lb / 1109 g
Packaging Info
Package Weight 3.305 lb