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Light Green Interference Bandpass

Midwest Optical - BI520 View Larger Image (in new window)

Midwest Optical : BI520

Contact us for lowest price (800) 284-2288 , (858) 565-1101 Call Now [email protected]

The Midwest Optical Bi520 Green Interference Bandpass filters typically are used in applications employing 520nm green laser diodes or green 520nm/525nm LED light sources. The latter typically find use in machine vision inspection while the former are commonly used in bioanalytical applications. Various popularly used fluorophores (e.g., GFP, GelStar, SYBER Green, etc.) have emission maximas at or very near 520nm, and Bi520 filters can be used to effectively block excitation sources and interfering longer and shorter wavelength light while letting this light pass through to the camera’s sensor.

Useful Range : 515-525nm

FWHM : 20nm

Tolerance : +/- 5nm

Peak Transmission : ≥88%

Surface Quality : 40/20

wavelength
(nm)
transmission
(%)
1100 76.45
1090 81.53
1080 86.62
1070 82.95
1060 73.80
1050 69.36
1040 73.46
1030 82.50
1020 87.31
1010 88.27
1000 85.89
990 67.49
980 44.73
970 36.78
960 47.12
950 69.73
940 54.67
930 38.81
920 48.55
910 24.24
900 4.10
890 0.94
880 0.48
870 0.12
860 0.10
850 0.15
840 0.25
830 0.11
820 0.04
810 0.03
800 0.04
790 0.03
780 0.02
770 0.03
760 0.09
750 0.10
740 0.08
730 0.08
wavelength
(nm)
transmission
(%)
720 0.05
710 0.08
700 0.04
690 0.02
680 0.05
670 0.11
660 0.04
650 0.03
640 0.04
630 0.02
620 0.02
610 0.03
600 0.06
590 0.04
580 0.04
570 0.03
560 0.01
550 0.02
540 1.68
530 65.52
520 90.52
510 43.34
500 0.46
490 0.07
480 0.08
470 0.01
460 0.01
450 0.01
440 0.01
430 0.00
420 0.00
410 0.00
400 0.00
390 0.03
380 0.09
370 0.04
360 0.00
350 0.01


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Prices and specifications subject to change without notice.