- collimating staff
- • визирная марка• рейка
English-Russian cartography dictionary. 2013.
English-Russian cartography dictionary. 2013.
Reflecting telescope — 24 inch convertible Newtonian/Cassegrain reflecting telescope on display at the Franklin Institute. A reflecting telescope (also called a reflector) is an optical telescope which uses a single or combination of curved mirrors that reflect light… … Wikipedia