OP-1171 Optical Equipment
Rangefinders Mark 58 & 65 with Mod 1
17 April 1944


Ordnance Pamphlet 1171 (Preliminary) describes rangefinders Mark 58 and Mark 58 with Mod 1 used in Gun Director Mark 50; and Rangefinders Mark 65 and Mark 65 Mod. 1 used in exposed deck mount Rangefinders Mount Mark 65.

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OP-1171 Optical Equipment  (7 megs)

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