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Longpass filters are designed to have a sharp transition from reflection to transmission, making them ideal for various applications. Available in a variety of cut-on wavelengths, these filters are designed for fluorescence,order sorting applications, and Display. Eliminate stray light by creating custom bandpass filters when combined with shortpass filters . A single layer AR coating on the back surface enhances the overall efficiency of each filter.
All filters are available in 12.7, 25.4, and 50.8mm diameters, or requested dimension.
· Transmission (%): >93
· Surface Quality: 40-20
· Optical Density OD: ≥4.0
· Substrate: H-K9L, UV Grade Fused Silica or requested