High Precision Replicated Mirrors
Spectrum Scientific Inc. (SSI)Request Info
Spectrum Scientific, Inc (SSI) manufactures freeform optics, off-axis paraboloids and ellipsoid mirrors with surface figures down to λ/10 or better. We also manufacture high precision retroreflectors and plane, concave, and convex holographic diffraction gratings, which can be supplied as blazed gratings using our proprietary blazing technique, which not only offers high efficiency in the UV, but lower stray light compared to conventional ion etched gratings.
https://www.ssioptics.com
https://www.photonics.com/Buyers_Guide/Spectrum_Scientific_Inc_SSI/c14040