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Brand Name : Wuhan Siwer Optics
Place of Origin : Wuhan,China
MOQ : 5 pieces
Price : 1-10USD/piece
Payment Terms : T/T, Western Union
Supply Ability : 2000 pieces/month
Delivery Time : 1 week
Packaging Details : 1.Tissue paper. 2.Plastic foam packaging film. 3.Hard carton box with quakeproof filler
Material : Fused Silica or other optical glass
Size tolerance : +/-0.1mm
Thickness tolerance : +/-0.05mm
Surface quality : 40/20
Transmitted Wavefront, : Lambda/4 in 25.4mm
Parallelism : 1 arc min
Size range : 2-70mm
Usage : Biomedical Cosmetology,fingerprint identification and Digital Image
A longpass (LP) Filter is an optical interference or coloured glass filter that attenuates shorter wavelengths and transmits (passes) longer wavelengths over the active range of the target spectrum (ultraviolet, visible, or infrared). Longpass filters, which can have a very sharp slope (referred to as edge filters), are described by the cut-on wavelength at 50 percent of peak transmission. In fluorescence microscopy, longpass filters are frequently utilized in dichroic mirrors and barrier (emission) filters. Use of the older term 'low pass' to describe longpass filters has become uncommon; filters are usually described in terms of wavelength rather than frequency, and a "low pass filter", without qualification, would be understood to be an electronic filter.
T>99%@780-1100nm
T<1%@200-730nm
Standard size:
Name | Size | Quantity(piece) | Unit price(USD) | Delivery time |
780-1100nm Longpass filter | φ3*1mm | <20 | 15 | 1 week |
20-200 | 5 | 2 weeks | ||
>200 | 2 | 3 weeks | ||
780-1100nm Longpass filter | φ8*0.55mm | <20 | 8 | 1 week |
20-200 | 3 | 2 weeks | ||
>200 | 2 | 3 weeks |
Other filters:
Item | Size(mm) | Unit price(USD) |
850nm Narrow band pass filter | Φ4.2*1.1 | 10 |
Φ4.5*0.55 | 10 | |
Φ6*2 | 10 | |
Φ8*0.55 | 4 | |
Φ8*1.1 | 4 | |
Φ10.4*1 | 5 | |
Φ14*1 | 10 | |
Φ15*1.1 | 10 | |
Φ17*0.7 | 14 | |
Φ20*0.55 | 14 | |
Φ23*1.1 | 21 | |
Φ25*0.55 | 14 | |
Φ27*1.2 | 26 | |
Φ29*1.7 | 26 | |
Φ34*1 | 51 | |
Φ37.5*1.2 | 26 | |
4.5*4.5*0.55 | 3 | |
6.2*6.2*0.5 | 3 | |
7*2*1 | 10 | |
8.2*8.2*0.55 | 4 | |
8.5*2*1 | 10 | |
10*10*0.55 | 5 | |
10*7.5*0.55 | 8 | |
14*14*1.1 | 8 | |
14*7*1.1 | 8 | |
16.9*16.9*1 | 21 | |
17*17*0.55 | 21 | |
17.8*17.8*0.55 | 21 | |
15.5*8*1.1 | 21 | |
23.5*15.6*1.1 | 21 | |
27*20*0.6 | 26 | |
30.5*23*0.6 | 26 | |
35*2*1 | 21 | |
37*8.2*0.55 | 14 | |
57*9*1.8 | 21 | |
80*14*1 | 51 | |
86*86*0.55 | 103 | |
8.2*8.2*1 | 7 | |
14*14*1 | 14 | |
Item | Size(mm) | Unit price(USD) |
450nm narrow band pass filter | Φ3.5*1 | 14 |
Φ5*1.5 | 10 | |
Φ6.5*1.7 | 14 | |
Φ8*1.1 | 17 | |
Φ11.5*1.5 | 21 | |
Φ15*1.5 | 21 | |
Φ25*1.5 | 21 | |
Φ30*1.5 | 21 | |
Φ35*1.4 | 48 | |
Φ36*1.5 | 48 | |
Φ39*1.6 | 69 | |
Φ45*1 | 86 | |
Φ50*1.8 | 103 | |
Φ51*1.5 | 103 | |
10*5*1.65 | 17 | |
14*14*1.1 | 21 | |
14*7.5*1.1 | 21 | |
14*8.1*1.1 | 21 | |
16.5*16.5*1.1 | 21 | |
18*18*1.7 | 21 | |
19.5*16.8*1.5 | 21 | |
30*5*1.1 | 21 | |
38*20*1.1 | 34 | |
39*23*2.2 | 48 | |
Item | Size(mm) | Unit price(USD) |
625-665nm band pass filter | 4.8*2.6*1 | 10 |
6*4.6*1 | 3 | |
5*5*1.2 | 10 | |
6.5*6.5*1 | 3 | |
9*9*1 | 3 | |
10*10*1 | 10 | |
6*6*1 | 3 | |
9*9*1 | 3 | |
16*16*1.7 | 14 | |
16.5*16.5*1.1 | 21 | |
25*14*1.1 | 21 | |
30*30*1.7 | 21 | |
Φ6*1 | 3 | |
Φ8*1 | 3 | |
Φ12*1.1 | 12 | |
Φ16*1.1 | 12 | |
Φ20*1.1 | 12 | |
Φ24*1 | 14 | |
Φ25*1.1 | 14 | |
Φ26*1.1 | 14 | |
Φ29*1.2 | 14 | |
Φ30*1.1 | 14 | |
Φ39*1.1 | 34 |
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IR Longpass Filter Images |