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Laser Line Filter
 
Shanghai Optics offers a large selection of filters to meeting your needs whether your application is in biotechnology, R&D, Test and Measurement, Machine Vision or Analytical Instrumentation. From bandpass and edge filters to notch and neutral density filters, our filters are optimized for your requirements.
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Features:
Ultrahigh Peak Transmission T >90%
Excellent Blocking (OD>5.0) from ±1% of Laser Wavelength
Narrow Bandwidth Typical FWHM is <0.38% of Laser Wavelength
Hard Coatings and No Adhesives for Long Filter Life
Dielectric Coated with IBS Technology
Application:
Laser-based Fluorescence Instrumentation
Raman Spectroscopy, and Analytical and Medical Laser Systems
laser line filter
 
Specifications:  
FWHM, Typical: 0.38% of λc FWHM, Maximum: 0.7% of λc
Peak Transmittance : >90% Blocking: OD>5.0 from λc±1.0% OD>6.0 from λc±1.5%
Angle of Incidence: 0.0°±2.0° Diameter: Ф12 .5mm or Ф25.0mm
Diameter Tolerance: +0/-0.1mm Diameter: Ф25.0mm
Thickness: 3.5mm Thickness Tolerance: ±0.1mm
Surface: 60/40 Clear Aperture: >80%
Beam Deviation: < 11 arc sec.

Transmitted Wavefront: 1/4 λRMS@633nm per inch
Operating Temperature: -45°C~85°C Temperature Dependence: <5ppmr/°C
Environmental Durability: MIL-STD-810F Physical Durability: MIL-C-48497A
Substrate: Low Fluorescence BK7 or Equivalent Mounting: Black-anodized Aluminum Ring (Optional)
Laser Line Filter
Laser wavelength(λc) (nm)
Peak Transmission
Typical Bandwidth(nm)
Blocking Range(λc±1.0%) (nm)
441.6
>90%
1.7
381-437nm and 446-551nm
457.9
>90%
1.7
393-453nm and 462-576nm
488.0
>90%
1.9
415-483nm and 493-625nm
514.5
>90%
2.0
434-509nm and 519-669nm
532.0
>90%
2.0
446-526nm and 537-700nm
543.5
>90%
2.1
454-538nm and 548-719nm
551.0
>90%
2.1
466-555nm and 566-750nm
568.2
>90%
2.2
471-562nm and 574-763nm
632.8
>90%
2.4
515-626nm and 639-885nm
647.1
>90%
2.5
525-640nm and 653-912nm
780.0
>90%
3.0
609-772nm and 787-1201nm
785.0
>90%
3.0
612-777nm and 793-1213nm
808.0
>90%
3.1
625-799nm and 816-1269nm
830.0
>90%
3.2
639-812nm and 838-1324nm
976.0
>90%
3.7
722-966nm and 985-1325nm
980.0
>90%
3.7
724-970nm and 989-1332nm
1047.1
>90%
4.0
963-1036nm and 1057-1398nm
1064.0
>90%
4.0
978-1053nm and 1074-1428nm