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- Description
- Specifications
Ultra-wide-angle lens for serious applications. Easy to hold and carry at 14.3 oz. (405g). Floating rear focusing system. Sharp images are obtained at all subject distances.
Focal Length & Maximum Aperture 20mm 1:2.8
Lens Construction 11 elements in 9 groups
Diagonal Angle of View 94°
Focus Adjustment Rear focusing system with USM
Closest Focusing Distance 0.25m / 0.8 ft.
Filter Size 72mm
Max. Diameter x Length, Weight 3.1" x 2.8", 14.3 oz. / 77.5 x 70.6mm, 405g