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Lenses for Medical Instrument and X-ray Equipment, Lenses for Inspection Use (Semi-conductor, LCD, etc.) Division Production Capacity Wavelength UV - Visible - IR Diameter 5~600㎜ Material All Optical Glass Inclusive, Fused Silica, Zerodur Radius 3R~∞(infinity) Power 0.1 fringe Irregularity λ/10 Eccentricity <5” Scratch/Dig 10-5