Frosted Quartz Fused Silica Plate Engraving Quartz Glass Plate OEM For Optical Platform

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Sep 20, 2022
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Frosted Quartz Plate with engraving OEM Size used for optical platform Parameter Standard Grade Precision Grade Ultra-precision Grade Dimensional Tolerance +/-0.2 +/-0.1 +/-0.05 Clear Aperture >80% to >90% >80% to >90% >80% to >90% Surface Quality 80/50 60/40 40/20 Parallelism 3 arc min 1 arc min 30 arc seconds Wavefront Distortion 5λper 25mm 1λper 25mm λ/4 Protective Bevel
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