使用菲涅尔透镜进行光学设计 Optical Design using Fresnel Lenses

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The Fresnel lens can be used in a wide variety of applications. The basic principles of the Fresnel lens are reviewed and some practical examples are described. There are definite advantages and tradeoffs that should be considered when deciding if a Fresnel lens is the appropriate component to use in a design. Some basic optimization rules are presented which may facilitate a first order design or feasibility study.