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Design of aspheric FFA camera based on eye model
Author(s): 
Pages: 1511-1519
Year: Issue:  7
Journal: Optics and Precision Engineering

Abstract: 运用非球面光学理论,设计了一款基于Gullstrand-Le Grand眼模型的便携式非球面眼底荧光相机.该相机根据滤光片选择原则,选用Nikon公司的B-2A滤光组合作为滤光系统进行光谱滤光;为避免角膜中心较大曲率引起的杂散光,采用环形光阑和共轴式照明相结合的照明方式实现眼底均匀照明;摄影系统中引入眼模型结构,综合校正了人眼及系统的像差,实现了全视场20×106 pixel的高清晰成像.该摄影系...
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