英和和英

a telescope

astronomic telescope

an astronomical telescope

an astronomical telescope

collimating a telescope

a binocular telescope

a terrestrial telescope

the optics of a telescope

to collimate a telescope

an extended telescope

telescope and binocular

look through a telescope

telescopic vision

collapse a telescope

to look through a telescope

a telescope named a zenith telescope

a small refracting telescope

a telescope used to observe the celestial bodies

an optical instrument called a Keplerian telescope

a telescope that is attached to a phototelescope

to look （at anything） thorough a telescope

stereoscopic lenses

telescope using electronic tubes

the crystalline lens

convex lens

convex mirror

adjust a telescope to one's eye

in a telescopic manner

prismatic binoculars

chromatic lens