convex-concave lens

常見(jiàn)例句

We fabricated a large computer-generated holography on a concave lens surface to test the convex secondary mirrors surface.
在凹透鏡表面上制作出了用于凸非球面檢測(cè)的曲面全息圖。
Jinke Technology can produce flat convex ZnSe lens, flat concave ZnSe lens, double-side convex ZnSe lens, double-side concave ZnSe lens and other ZnSe or Ge lens.
勁科科技可以生產(chǎn)加工多種規(guī)格的平凸硒化鋅透鏡、平凹硒化鋅透鏡、雙凸硒化鋅透鏡、雙凹硒化鋅透鏡等各種硒化鋅、鍺透鏡。
Firstly, a telescope system is made up with a concave lens and a long-focus convex lens, by which the angle of the parallel beam from the collimator can be change.
該方法借助一個(gè)焦距較長(zhǎng)的凸透鏡與被測(cè)凹透鏡組成無(wú)焦系統(tǒng)，可以使準(zhǔn)直管出射光束的張角發(fā)生改變；