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单词 light-gathering
释义

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light-gathering
light-gathering adj. relating to or designating the ability (of a telescope, binoculars, or other optical device) to gather light.
ΚΠ
1868 Daily News 22 Sept. 5/2 For the latter purpose [sc. examining the stellar motions]..an instrument of enormous light-gathering power will be required.
1958 Brit. Birds Feb. (rear cover) (advt.) The Meopta 12 × 60 has the rare combination of high magnification and brilliant light-gathering power even at night and under bad climatic conditions. The superb optical performance is an outstanding achievement in binocular construction.
2016 Sedalia (Missouri) Democrat 22 Sept. (Hunting & Fishing Suppl.) 4/2 Because of its light-gathering qualities, a good scope is a distinct advantage in dim light.
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更新时间:2025/1/24 13:01:42