Sell Optical band pass filter

Optical 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.
We could manufacture kinds of filters, such as Color Separation Filter, Neutral Density Filter, Filter, Short/Long Wave Pass Filter, Bandpass Filter and Interference Filter and so on.

The normal specification of band pass filter as follow:
Material:Filter Glass, BK7
Dimension: 4mm-160mm - 0.20mm
Squares/Rectangles:1mm-165mm
Thickness:0.5mm-4mm
Thickness tolerance:+/-0.01mm-0.1mm
Paralism: Up to 3 Arc minutes
Edges:Fine
Ground Flatness:Up to Lambda/10
Surface quantity: 80/50-20/10 Scratch/Dig