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The focus and iris rings feature industry-standard gearing, which provides an interface for use with a follow focus. To aid focus pullers, aperture and focus scales are marked on the side of the lens. This 14mm lens produces a 115.7°, ultra-wide angle-of-view when used with a full-frame or 35mm camera.
| Focal Length | 14mm |
| Aperture | Maximum: T3.1 Minimum: T22 |
| Lens Mount | Canon EF-Mount |
| Lens Construction | 14 elements in 10 groups |
| Iris Blades | 6 |
| Minimum Focus Distance | 11.02" (28 cm) |
| Angle of View | Full Frame: 115.7° 1.5x crop factor: 93.9° 1.6x crop factor: 89.9° |
| Dimensions | 3.43 x 3.78" (8.70 x 9.61 cm) |
| Weight | 21.9 oz (620.0 g) |
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