noun
refracting telescope
A telescope that uses a lens to gather and focus light, as opposed to a reflecting telescope (反射望遠鏡).
屈折望遠鏡はレンズを使って光を集めます。
A refracting telescope uses a lens to gather light.
Reflecting telescope; uses mirrors instead of lenses.
Compound of 屈折 (refraction) and 望遠鏡 (telescope).