This specification covers an ad justable reflector, which, when mounted on a sight unit, enables the pilot of an aircraft to adjust the vertical sight line t o predetermined detented positions or any position desired within the range of + 15 mils and -250 mils.
NAVY MIL-R-17725-1953由(美国)海军 US-NAVY 发布于 1953-09-14。
NAVY MIL-R-17725-1953 在中国标准分类中归属于: L36 收、发信管。
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