telescope; binoculars; an optical instrument used for viewing distant objects

A telescope used for observing celestial bodies and astronomical phenomena; includes optical, reflecting, and refracting types

An optical instrument used for observing celestial bodies, often with high magnification; includes refracting, reflecting, and catadioptric types.

binoculars; binocular telescope

an astronomical instrument used to detect and collect radio frequency data from extraterrestrial sources

A lens with a long focal length used to make distant objects appear larger; also called a [[长焦距镜头|長焦距鏡頭|chang2 jiao1 ju4 jing4 tou2]].

Telescopium, a constellation in the southern sky

An instrument used to observe celestial bodies by receiving and processing the radio waves they emit; also called [[无线电望远镜|無線電望遠鏡|wu2 xian4 dian4 wang4 yuan3 jing4]].

The space telescope launched by the United States in 1990 and deployed into Earth's orbit. It is often referred to by the short name [[哈伯|哈伯|ha1 bo2]].