Frequently Asked Questions

CaF2\BaF2\MgF2\LiF\BK7\K9\Fused silica\Si\Ge\ZnSe\ZnS\Sapphire

UM Optics is the biggest fluoride crystal material and optics supplier in China. We supply CaF2 , BaF2 , MgF2 , LiF material covering the VUV to IR spectrum. We can also deliver cut blanks, polished lens, drilled windows, spherical lenses, aspheric lens,galvo scanning mirrors, prisms,cylindrical lens and mirrors in very large quantity with best price.

Of course, we can coat plano-convex lenses according to customer requirements

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