1. Optical test apparatus
2. Parallel light pipe
3. DSCG40-170 large parallel light pipe

       

apertue	Angle of viewfield	measurement precision	using environment
Φ170mm	±20°	Within 0°～±5° ≤1′ Within ±5°～±15° ≤2′ Within ±15°～±20° ≤2.5′	-55℃～70℃