Item#:NBPF638/30
Price:$100
CWL:638nm
Type: narrow bandpass filter
FWHM:30nm
Specifications:
Substrate material: Float glass
Dimension: Ø12.5x6(mounted),Custom
Angle of incidence: 0
Center wavelength: 638nm(+2/-2nm)
Full width at half maximum: 30nm(+5/-5nm)
Min. transmission: >75% @ 638nm,cut-off from 200nm to 1100nm(typical),T<0.01%
Min. clear aperture: >85% of diameter
Note: Other dimension and specification are available upon request.
Mega-9 Optical supplies advanced narrow bandpass filter,high quality,fast delivery,tel:86-21-57784688.
12. The optical filter of claim 1, wherein the first reflection wavelength and the second reflection wavelength are substantially aligned to reflect a portion of the aligned wavelength bands to an output port. 13. The optical filter of claim 1, wherein one of the first and second reflective filter functions comprises one of a Gaussian, rectangular and ramp shape. 14. The optical filter of claim 1, wherein one of the first and second reflective elements is fully apodized and the other of the first and second reflective elements is partially apodized. 15. The optical filter of claim 1, wherein the first reflection wavelength is offset a predetermined spacing from the second reflection wavelength. 24. The optical filter of claim 22, wherein the first reflection wavelength and the second reflection wavelength are substantially aligned to reflect a portion of the aligned wavelength bands to an output port. 25. The optical filter of claim 22, wherein one of the first and second filter functions comprises one of a Gaussian, rectangular and ramp shape. 26. The optical filter of claim 22, wherein one of the first and second reflective elements is fully apodized and the other of the first and second reflective elements is partially apodized. 27. The optical filter of claim 22, wherein the first reflection wavelength is offset a predetermined spacing from the second reflection wavelength. 28. The optical filter of claim 22, wherein at least one of the first and second reflective elements includes a Bragg grating.
Mega-9 Optical supplies advanced 638nm narrow bandpass filter,high quality,fast delivery,tel:86-21-57784688. 638nm narrow bandpass filter
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