光学变倍镜头 Optical zoom lens
倍光学变焦镜头 Carl Zeiss Vario-Tessar ; x optical zoom
倍光学变焦 IS
倍光学变焦循序式扫描 Progressive Scan CCD
5倍光学变焦镜头 x optical zoom
基于高斯光学理论，分析了无焦连续变倍准直扩束系统的原理，实现了无焦连续变倍准直扩束系统的设计，并得到了验证。
Based on Gauss optics, the theory of afocal zoom expander is analyzed, a afocal zoom expander is designed and successfully applied.
应用动态光学理论给出了变倍组、补偿组的变焦运动曲线解析式。
To apply theory of dynamic optics, it indicates the moving curve resolution type of the zoom group versus the compensating group.
描述了立体变倍显微镜的构造、要求及其光学设计方法和设计过程。
The configuration, requirements, optical design method and process of a stereo zoom microscope are described in this paper.
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