Submarine Periscope Manual - Transparency Page 7

HNSA Crest with photos of visitors at the ships.

40. PRISM SHIFTING GEAR TRAIN.
41. OBJECTIVE OPERATING GEAR. OBJECTIVE STOP RETAINING RING BELOW THIS PART. MAXIMUM DISPLACEMENT (and Observation Position-see page 10, No. 61) STOPS ARE ATTACHED TO THE STOP RETAINING RING.
42. DETENT PAWL SPRING.
43. OBJECTIVE TRACK SLEEVE.
44. SPIDER.
45. COUNTERWEIGHT.
46. COUNTERWEIGHT STRAP.
47. EYEPIECE SKELETON.
48. EYEPIECE PRISM ASSEMBLY.

The same parts without the background in view.

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Version 1.10, 22 Oct 04