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> Optical filter mirror silver 18X26MM 95% r quartz
Optical filter mirror silver 18X26MM 95% r quartz
This item is a high efficiency metal mirror on a fused silica (quartz) substrate. The reflectivity approaches 100 % across the entire visible and IR spectrum.
The size is 18x26mm by 1.0 mm thick. The substrate has a precisely polished surface and a flatness of 1/4 wavelengths.
If you are still not finding a good match, follow my links to Omega's Build a Filter. With a note to the effect that cosmetic seconds are acceptable, you will be surprised how economical an exact match can be.
