NIKKOR-Q 1:4 f=80mm No.104640
- production year 1968/69
- first 80/4 Nikonos lens was No.102xxx(?)
- 4 elements in 4 groups
- picture angle 30°20′ (underwater 22°)
- black barrel, filter ∅ 58mm
- «LENS MADE IN JAPAN» on black lens barrel («M» with vertical sides)
- distance scale graduated in meters and feet from 1m (3.5 ft.) to ∞
- aperture scale f/4 to f/22
- 5 iris blades
- dimensions approx. 62mm ∅ x 66mm
- weight approx. 275g
- NIKKOR 60mm slip-on front lens cap
- NIKKOR Nikonos-mount rear lens cap
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