| Message: | 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 safetyglasses, industrial measurement, regulation technology and environment protection. Crysmit can provide various color glass filters or its substitutes. Here is a list of frequently used filters.
Type Part NO.
Cut off Filters Ultraviolet Glass, Yellow Glass, Orange Glass, Red Glass
Selective Absorption Filter Ultraviolet Transmitting, Violet Filter, Blue Filter, Green Filter, Yellow Filter, Orange Filter, Red Filter
Infrared Filter RG780, RG800, RG830, RG850
Neutral Density Filter NG1, NG3, NG4, NG5, NG9, NG11
Attribute Specification
Dimension Tolerance 0+0/-0.2mm
Thickness Tolerance ±0.2mm
Flatness (633nm) λ
Surface Quality 80/50
Parallelism 90% |
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