color filter lens May 21, 2009
China Star Optics Technology Co.,Ltd.
Shenzhen Street 1-1
Filters are designed by their manufacturers to transmit or absorb different wavelengths of light.
Filters are designed by their manufacturers to transmit or absorb different wavelengths of light. And they are widely used in scientific experiments and industrial applications where that change is necessary. Color Separation Filter,Neutral Density Filter,Filter,Short/Long Wave Pass Filter,Bandpass Filter and Interference Filter
Specification of our color filter as follow:
Dimension: 4mm-160mm - 0.20mm
Paralism: Up to 3 Arc minutes
Ground Flatness:Up to Lambda/10
Surface quantity: 80/50-20/10 Scratch/Dig