... 连续变焦录像器,可变焦距探视器 zoom lens 可变焦距透镜光学系统 zoom optics (1)连续变焦光(2)可变焦距光学装置 zoom ratio ...
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This compact, easy-to-carry lens is ideal for photo enthusiasts looking to add a bright, general purpose zoom to their collection of full-frame optics.
这个小巧,易于携带摄影镜头是寻求增加明亮,通用放大他们的全画幅光学收集爱好者的理想选择。
In contrast with zoom system, the simple optics systems meet the requirements of low cost and high feasibility.
在满足设计指标的前提下,和变焦系统相比,该光学系统结构简单、成本低、可行性高。
To apply theory of dynamic optics, it indicates the moving curve resolution type of the zoom group versus the compensating group.
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。
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