单词 | 棱镜 |
释义 | 〔prismatic〕Formed by refraction of light through a prism. Used of a spectrum of light.由棱镜形成的:光通过棱镜被折射而形成各种颜色的。用于光谱〔resolution〕the prismatic resolution of sunlight into its spectral colors.将太阳光分离为光谱颜色的棱镜分光解析〔periscope〕Any of various tubular optical instruments that contain reflecting elements, such as mirrors and prisms, to permit observation from a position displaced from a direct line of sight.潜望镜:一种管状镜,包含折射物,如镜子和棱镜,用以观察与视线不在同一直线上的位置〔diopter〕A unit of measurement of the refractive power of lenses equal to the reciprocal of the focal length measured in meters.屈光度:透镜或棱镜折光率的一种量度,等于以米计算焦距之倒数〔optic〕Any of the lenses, prisms, or mirrors of an optical instrument.光学镜:光学仪器的透镜、棱镜或平面镜〔prism〕A transparent body of this form, often of glass and usually with triangular ends, used for separating white light passed through it into a spectrum or for reflecting beams of light.棱镜:这种形状的透明体,多为玻璃制成,通常两端为三角形,用来分解穿过柱体的白光,使光束发生色散或用来反射光线 |
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