| 摘要 |
FIELD: sighting devices for hand firearms. SUBSTANCE: diopter sight comes in the form of distant drum which presents ring made fast in bushing. Lower butt of drum has row of shoulders made over circumference, corresponding to certain range and interacting with protrusion formed on peep bar. Peep bar is spring-loaded and is mounted for vertical movement inside body. Internal surface of body carries springy member interacting with groove made in ring of distant drum. EFFECT: improved convenience of handling, simplified design and compactness of sight. 3 dwg
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