NIKKOR 20mm 1:3.5 AI 176260
- «Nikon»
- Production year 1977/78
- 140th 20/3.5 AI lens produced (first 20/3.5 AI lens was #176121)
- Picture angle 94°
- 11 elements in 8 groups
- Black front ring, filter ∅ 52mm
- Rubber covered focusing ring
- Distance scale graduated in meters and feet from 0.3m (1 ft.) to ∞
- Black «MADE IN JAPAN» on black focusing ring
- Cross ribbed aperture setting ring, AI coupled
- Aperture scale f/3.5 to f/22
- 7 iris blades
- Bayonet fixed by 5 cross-head screws
- Dimensions approx. 63.5mm ∅ x 50.5mm
- Weight approx. 235g
- Nikon 52mm snap-on front lens cap
- Nikon LF-1 rear lens cap
- Nikon HK-6 52mm slip-on lens hood
- Nikon 52mm L37c screw-in filter, black rim
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