Zoom-NIKKOR Auto 1:4 f=85mm ~ f=250mm No.185670

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«Nippon Kogaku Japan»
production year 1969
960th lens produced (first all black 85-250mm lens was No.184711)
16 elements in 9 groups
picture angle 28°30′ to 9°50′
black front ring, filter ∅ 82mm
distance scale graduated in feet only from 13 ft. to infinity (∞), orange scale with close-up lens from 7.5 to 13 ft.
1-ring-zoom, f-scale 85, 105, 135, 150, 180, 200, 250mm, with dash marks
«LENS MADE IN JAPAN» on black aperture ring («M» with vertical sides)
aperture scale f/4 to f/16
6 iris blades
AI modification (parts set No.81)
5 slottedhead bayonet screws
dimensions approx. 89mm ∅ x 305mm
weight approx. 2,000g
82mm close-up lens with orange stripe
NIKKOR 82mm screw-in lens hood, two pieces, with adapter for series IX filters
NIKKOR 100mm slip-on front lens cap, chrome
NIPPON KOGAKU F rear lens cap