| 词汇 | optical-density |
| 释义 | optical density noun[ U or Cusually singular ] physics specializeduk /ˌɒp.tɪ.kəl ˈden.sɪ.ti/ us /ˌɑːp.tɪ.kəl ˈden.sə.t̬i/(abbreviationOD) the degree to which an object or material reduces the intensity of light passing through it: 光密度 The slower that light is able to travel through a given medium, the higher the optical density of the medium.光在特定介质中传播的速度越慢，介质的光密度越高。 The area and average optical density of each fibre is measured.测量每根光纤的面积和平均光密度。 A microdensitometer was used which measured the optical density of the films. The opalescence arises when rays of light strike thin films having an optical density differing from that of the main mass. The optical density of the batch culture was determined using a spectrophotometer. Physics: optics, microscopy & lasers anti-reflection anti-reflective chromatic aberration concentrator converging lens eyepiece field glasses non-dispersive non-reflecting opera glasses optics polarization polarize polarized reflection reflective refract spotting scope spyglass transparency |
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