Colored optical filter GG, OG, RG, UG, KG, NG series

glassindustrial

Due to its selective absorption in visible wavelength range, color glass filter will exhibit various color depending the glass type. Color glass filter provides an economical filter for various applications. Optical glass filters are widely used in safety glasses, industrial measurement, regulation technology and environment protection. Union Optic can provide various color glass filters or its substitutes. Here is a list of frequently used filters. GG Series: Yellow glass GG400, GG420, GG455, GG475, GG495 OG Series: Orange glass OG530, OG550, OG570, OG590 RG Series: Red and black glass, IR transmitting RG610, RG630, RG645, RG665, RG695, RG715, RG780, RG830, RG850 UG Series: Black blue glasses, ultraviolet transmitting UG1, UG5, UG11 KG Series: Colorless glass with high transmission in the visible and absorption in the IR range (heat protection filters) KG2, KG3 NG Series: Neutral glass with uniform attenuation in the visible range NG1, NG3, NG4, NG5, NG9, NG11 Other frequently used color filter WG Series WG280, WG295, WG320, WG345, WG360 BG Series BG38, BG39 VG Series VG5, VG6, VG8, VG9, VG10, VG11 Specifications: Dimension Tolerance +0.0/-0.2mm Thickness Tolerance ±0.2mm Flatness 2λ@632.8nm Surface Quality 80/50 scratch and dig Parallelism 90%