CRA = chief ray angle
① Sensor Cra:Sensor 的Micro lens 与光电二极管的位置存在一个水平误差
有线性和非线性2种
② Lens Cra:设计的时候要考虑,根据Sensor的CRA 值进行设计
③ Lens Cra与Sensor Cra需要匹配在±3°内(更严格可控制在2°内)。
Pink Glow caused by difference between Lens CRA and sensor CRA
补充:Micro lens
参考资料:
https://deepinout.com/camera-terms/easy-to-understand-sensor-cra.html
https://www.colorspace.com.cn/kb/2020/04/08/pink-glow-caused-by-difference-between-lens-cra-and-sensor-cra/