摄像头模组光学CRA(chief ray angle) Lens CRA Sensor CRA CRA & Pixel Height CRA  Matching

CRA(Chief Ray Angle):从镜头的传感器一侧,可以聚焦到像素上的光线的最大角度(镜头CRA);

摄像头模组光学CRA(chief ray angle)
Lens CRA
Sensor CRA
CRA & Pixel Height
CRA  Matching摄像头模组光学CRA(chief ray angle)
Lens CRA
Sensor CRA
CRA & Pixel Height
CRA  Matching

Sensor CRA

CRA(Chief Ray Angle):Sensor pixel上Micro Lens在保证pixel感光效能为中心80%的前提下,能纠正的最大光路角度。

摄像头模组光学CRA(chief ray angle)
Lens CRA
Sensor CRA
CRA & Pixel Height
CRA  Matching摄像头模组光学CRA(chief ray angle)
Lens CRA
Sensor CRA
CRA & Pixel Height
CRA  Matching

CRA & Pixel Height

RGB不同颜色CRA有细微区别

摄像头模组光学CRA(chief ray angle)
Lens CRA
Sensor CRA
CRA & Pixel Height
CRA  Matching摄像头模组光学CRA(chief ray angle)
Lens CRA
Sensor CRA
CRA & Pixel Height
CRA  Matching

CRA  Matching

Lens CRA与Sensor CRA相差在3°范围内;
镜头CRA大于Sensor的CRA时容易出现Color shading;
镜头CRA小于Sensor的CRA时容易出现Len Shading;
建议优先保证Color Shading,因为Lens Shading比Color Shading容易调试;