Optical Filter Product Families
Optolong Optics Co.,ltd is the brand owner of optolong who is a manufacturer of astronomy filters, fluorescence filters. We also offer other interference filters like UV filters, visible filters and Near inferred filters, beam splitter, anti-reflection coating and optical mirrors as a OEM service.
Single Bandpass＆Single Edge Filters
Multi Bandpass＆Multi Dichroic Filters
Filter Sets
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Green Dichroic Beamsplitters GDM
Filter Type: Dichroic Mirror Edge Wavelength: 580nm Filter Type Dichroic Mirror Coating Type Hard Coating Edge Wavelength 580nm Transmission Tmin>95% Transmission Band 650±8nm Reflection Rmin>99% Reflection Band 532±8nm AOI 45 degrees Scratch-Dig 60/40 Substrate Fused Silica , B270 , Float Glass, Absorptive Glass Size Customize sizes as per customers demands
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Leica Cube for 25mm Filter
Excitation filter: φ21.9mm
Emission filter: Ø23.4mm
Dichroic filter: 22×29 x 1.05mm …
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Longpass Filter 680nm
Filter Type : Long Edge Filter
Edge Wavelength: 680nm …
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Nikon Cube for 25mm Filter
Excitation filter :Ø25mm x 5mm
Emission filter : Ø25 mm x 3.5 mm
Dichroic filter: 25.2 mm x 35.6 mm x 1.1 mm …
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Protective Windows
Filter Type : Anti-reflection
Wavelength: 420-680nm …
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Red Dichroic Beamsplitters RDM
Filter Type : Dichroic Mirror Edge Wavelength: 585nm Filter Type Dichroic Mirror Coating Type Hard Coating Edge Wavelength 585nm Transmission Tmin>95% Transmission Band 532±8nm Reflection Rmin>99% Reflection Band 650±8nm AOI 45 degrees Scratch-Dig 60/40 Substrate Fused Silica , B270 , Float Glass, Absorptive Glass Size Customize sizes as per customers demands
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Reflective Mirror (340-800nm)
Filter Type : Reflective Mirror
Wavelength: 340-800nm …
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Reflective Mirror 420-680nm
Filter Type : Reflective Mirror
Wavelength: 420-680nm …
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Shortpass Filter 470nm
Filter Type : Short Edge Filter
Edge Wavelength: 470nm …
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T30/R70 Beamsplitter
Filter Type : Beamsplitter
Wavelength: 400-800nm …
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