High Transparency Corning HPFS 7980 Fused Silica Plates

The quartz plate is made of Corning 7980 High Purity Fused Silica Glass, with all surface full polished, including bevel surface. The fused silica plate is polished with highly transparent surface. It has extraordinary low refractive index variations leading to state-of-the-art homogeneity values, lowest birefringence values, large size capabilities, exceptional transmittance from the deep ultraviolet through the infrared region, and an ultra-low thermal expansion coefffcient.

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