Using lambert reflection screen as a conversion device,we propose an algorithm to calculate lights luminance intensity with the detected value of CCD illuminance.
提出了一种基于面阵CCD的目视助航灯具出射光强的测量方法,系统采用反射屏作为转换装置,给出了CCD表面照度与反射屏亮度及灯具出射光强之间的换算方法。
A laser screen system for projectile velocity measurement,including Scotchlite retroreflector and fiber optical taper is put forward.
提出了以微珠玻璃原向反射屏和光纤光锥构建大面积激光测速靶的新方案,对微珠玻璃原向反射屏的反射率和原向反射光斑的光强分布进行了测试分析,并以此作为光学系统设计的依据。
