The next chapter talks about the theory of zoom lens design.

紧接着,分析了变焦距系统的高斯光学,论述了变焦距系统设计的理论.

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The trend of intraocular lens design: aspheric or spherical?

非球面人工晶状体会全面取代球面人工晶状体 吗 ?

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The lens design incorporates an inner focusing and inner zooming systems.

该镜头的设计采用了内聚焦和内变焦系统.

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Slide - lens design, personality appears to be an alternative.

滑盖 式 的镜头设计, 显得个性另类.

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