Reflex-NIKKOR 1:11 f=1000mm No.111597

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«Nippon Kogaku Japan», production year 1967
597th lens produced (first 1000/11 lens was No.111001)
5 elements in 5 groups, catadioptric system with combined mirror and lens glass elements
Picture angle 2°30prime;
Black front ring, filter ∅ 108mm
Distance scale graduated in meters and feet from 8m (25 ft) to infinity (∞)
«LENS MADE IN JAPAN» on black focusing ring («M» with vertical sides)
Turret with 4 built-in filters (L39, Y48, O56, R60)
Built in tripod mount
90° rotating bayonet mount, no bayonet screws
Dimensions approx. 117 ∅ x 238 mm
Weight approx. 1900g
108mm slip-on lens hood, no engraving
NIKKOR 115mm slip-on leather front cap
NIPPON KOGAKU F rear lens cap