BN470 Narrow Blue Bandpass Filter
Narrow Blue Bandpass Filter for machine-vision imaging — passes 460-490nm and blocks out-of-band light for repeatable contrast on the line.
Overview [ 01 ]
Narrow Blue Bandpass Filter
Specifications [ 02 ]
Useful range460-490nm
Wavelength bandVisible
Center wavelength470nm
FWHM45nm
Min peak transmission≥85%
Tolerance+/- 10nm
Surface quality40/20
Mount & Size [ 03 ]
25.4® C-Mount
mm
Enter your lens part number to get the right filter size.
| nm | T % |
|---|---|
| 1100 | 0.78 |
| 1090 | 0.85 |
| 1080 | 0.96 |
| 1070 | 0.96 |
| 1060 | 0.76 |
| 1050 | 0.47 |
| 1040 | 0.26 |
| 1030 | 0.17 |
| 1020 | 0.12 |
| 1010 | 0.11 |
| 1000 | 0.12 |
| 990 | 0.16 |
| 980 | 0.32 |
| 970 | 0.73 |
| 960 | 1.20 |
| 950 | 1.12 |
| 940 | 0.62 |
| 930 | 0.59 |
| 920 | 1.00 |
| 910 | 3.09 |
| 900 | 4.89 |
| 890 | 1.71 |
| 880 | 1.13 |
| 870 | 0.67 |
| nm | T % |
|---|---|
| 860 | 1.27 |
| 850 | 2.00 |
| 840 | 1.04 |
| 830 | 0.56 |
| 820 | 0.54 |
| 810 | 0.93 |
| 800 | 1.98 |
| 790 | 1.77 |
| 780 | 1.16 |
| 770 | 1.24 |
| 760 | 2.38 |
| 750 | 4.27 |
| 740 | 1.72 |
| 730 | 0.45 |
| 720 | 0.22 |
| 710 | 0.23 |
| 700 | 0.28 |
| 690 | 0.08 |
| 680 | 0.02 |
| 670 | 0.02 |
| 660 | 0.04 |
| 650 | 0.05 |
| 640 | 0.01 |
| 630 | 0.00 |
| nm | T % |
|---|---|
| 620 | 0.00 |
| 610 | 0.00 |
| 600 | 0.00 |
| 590 | 0.02 |
| 580 | 0.08 |
| 570 | 0.08 |
| 560 | 0.16 |
| 550 | 0.18 |
| 540 | 0.37 |
| 530 | 0.58 |
| 520 | 1.66 |
| 510 | 8.68 |
| 500 | 50.89 |
| 490 | 88.09 |
| 480 | 82.60 |
| 470 | 88.99 |
| 460 | 86.07 |
| 450 | 70.23 |
| 440 | 23.30 |
| 430 | 0.47 |
| 420 | 0.02 |
| 410 | 0.02 |
| 400 | 0.02 |
| 390 | 0.02 |
| nm | T % |
|---|---|
| 380 | 0.02 |
| 370 | 0.02 |
| 360 | 0.02 |
| 350 | 0.02 |