English Dictionary

terrestrial telescope

名詞

A telescope which, unlike most telescopes used for astronomical purposes, contains an arrangement of lenses presenting an erect (non-inverted) image to the observer, suitable for observation of objects on the Earth's surface.

日本語の意味

天文観測用の望遠鏡とは異なり、正立（倒立していない）な像を観測者に提供するような光学系が備わった、地上の物体の観察に適した望遠鏡。

While hiking the cliffs, she used a terrestrial telescope to study distant fishing boats without the image appearing upside down.

崖をハイキングしている間、彼女は地上望遠鏡を使って遠くの漁船を像が反転しないように観察した。

意味（1）

A telescope which, unlike most telescopes used for astronomical purposes, contains an arrangement of lenses presenting an erect (non-inverted) image to the observer, suitable for observation of objects on the Earth's surface.

Fort Hancock, at Sandy Hook, has been supplied with an immense terrestrial telescope, to be used for vessels at sea.

意味（2）

(astronomy) An astronomical telescope which is physically located on the surface of the Earth, as distinct from a telescope located in outer space.

Though its light-collecting mirror is modest by terrestrial telescope standards . . . its precision focus and perch above Earth's distorting atmosphere make Hubble's observations the benchmark by which all other observatories are measured.

terrestrial telescopes （ plural ）