UV–NIR bandpass filters 400–499 nm
A bandpass filter transmits light within a defined wavelength range, known as the passband. Blocking regions on either side suppress unwanted radiation, allowing a selected spectral range to pass.
General parameters
- Blocking
- min. 10⁻⁵ of x-ray-IR
- Ø12 - Ø12,7mm
- CA > 9mm
- Ø25 - Ø25,4mm
- CA > 22mm
- Ø50mm (+0,2mm -1mm)
- CA > 46mm
- 50 x 50mm (+1mm -0,2mm)
- CA > 48 x 48mm
Stock range
Scroll the table sideways and down as needed.
| CWL [nm] | FWHM [nm] | Cav | Peak transmission [≥T%] | Type | Order No. ø12,7mm(A) CA > 9mm | Order No. ø25,4mm(B) CA > 22mm | Order No. 50x50mm(C) or ø50mm(D) |
|---|---|---|---|---|---|---|---|
| 400±2 | 10±2 | 4 | 40% | Dy, Y-B | bk-400-10-A | bk-400-10-B | bk-400-10-C / D |
| 400±2 | 15±2 | 4 | 30-50% | - | bk-400-15-A | bk-400-15-B | bk-400-15-C / D |
| 400±3 | 30±3 | 4 | 50% | - | bk-400-30-A | bk-400-30-B | bk-400-30-C / D |
| 400±5 | 60±5 | 6 | 40% | - | bk-400-60-A | bk-400-60-B | bk-400-60-C / D |
| 400±8 | 85±8 | 9 | 20-40% | - | bk-400-85-A | bk-400-85-B | bk-400-85-C / D |
| 404,7±2 | 10±2 | 4 | 35% | Hg | bk-404-10-A | bk-404-10-B | bk-404-10-C / D |
| 404,7±2 | 10±2 | 4 | 50% | - | bk-404-10-A1 | bk-404-10-B1 | bk-404-10-C1 / D1 |
| 405±2 | 6±2 | 3 | 30-40% | - | bk-405-6-A | bk-405-6-B | bk-405-6-C / D |
| 410±2 | 10±2 | 4 | 50% | Ni | bk-410-10-A | bk-410-10-B | bk-410-10-C / D |
| 412±2 | 10±2 | 3 | 50% | - | bk-412-10-A | bk-412-10-B | bk-412-10-C / D |
| 412±3 | 23±3 | 6 | 40-60% | - | bk-412-23-A | bk-412-23-B | bk-412-23-C / D |
| 414±3 | 23±3 | 6 | 40-60% | - | bk-414-23-A | bk-414-23-B | bk-414-23-C / D |
| 415±2 | 10±2 | 3 | 50% | Biomedical | bk-415-10-A | bk-415-10-B | bk-415-10-C / D |
| 417±1 | 3±1 | 3 | 40% | - | bk-417-3-A | bk-417-3-B | bk-417-3-C / D |
| 420±2 | 10±2 | 3 | 50% | Eu | bk-420-10-A | bk-420-10-B | bk-420-10-C / D |
| 425±2 | 10±2 | 3 | 50% | - | bk-425-10-A | bk-425-10-B | bk-425-10-C / D |
| 425±5 | 47±5 | 8 | 40-60% | - | bk-425-47-A | bk-425-47-B | bk-425-47-C / D |
| 430±2 | 7±2 | 4 | 50% | - | bk-430-7-A | bk-430-7-B | bk-430-7-C / D |
| 430±2 | 10±2 | 3 | 50% | Sm, W | bk-430-10-A | bk-430-10-B | bk-430-10-C / D |
| 430±3 | 30±3 | 4 | 60% | - | bk-430-30-A | bk-430-30-B | bk-430-30-C / D |
| 435,8±2 | 10±2 | 3 | 50% | Hg | bk-435-10-A | bk-435-10-B | bk-435-10-C / D |
| 440±2 | 10±2 | 3 | 50% | Hg | bk-440-10-A | bk-440-10-B | bk-440-10-C / D |
| 442±2 | 10±2 | 3 | 55% | - | bk442-10-A | bk-442-10-B | bk-442-10-C / D |
| 445±2 | 10±2 | 3 | 50% | - | bk445-10-A | bk-445-10-B | bk-445-10-C / D |
| 450±2 | 10±2 | 3 | 50% | - | bk450-10-A | bk-450-10-B | bk-450-10-C / D |
| 455±2 | 10±2 | 3 | 55% | Cs | bk455-10-A | bk-455-10-B | bk-455-10-C / D |
| 460±2 | 10±2 | 3 | 50% | Eu, Sr | bk 460-10-A | bk-460-10-B | bk-460-10-C / D |
| 460±30 | 300±50 | 10 | 70% | - | bk460-300-A | bk-460-300-B | bk-460-300-C / D |
| 465±2 | 10±2 | 3 | 55% | - | bk 465-10-A | bk-465-10-B | bk-465-10-C / D |
| 465±3 | ,540±3 | 6 | 70% | - | bk465-40-A | bk-465-40-B | bk-465-40-C / D |
| 470±2 | 10±2 | 3 | 50% | Br | bk 470-10-A | bk-470-10-B | bk-470-10-C / D |
| 470±5 | 55±5 | 8 | 60% | - | bk470-55-A | bk-470-55-B | bk-470-55-C / D |
| 480±2 | 10±2 | 3 | 55% | - | bk 480-10-A | bk-480-10-B | bk-480-10-C / D |
| 480±3 | 22±3 | 4 | 65% | - | bk480-22-A | bk-480-22-B | bk-480-22-C / D |
| 480±3 | 30±3 | 6 | 60% | - | bk 480-30-A | bk-480-30-B | bk-480-30-C / D |
| 480±8 | 88±8 | 10 | 80% | - | bk480-88-A | bk-480-88-B | bk-480-88-C / D |
| 485±3 | 20±2 | 4 | 60% | - | bk485-20-A | bk-485-20-B | bk-485-20-C / D |
| 486,1±2 | 10±2 | 3 | 50% | H, Zn | bk486-10-A | bk-486-10-B | bk-486-10-C / D |
| 488±2 | 10±2 | 3 | 50% | Ar/Ion | bk488-10-A | bk-488-10-B | bk-488-10-C / D |
| 488±2 | 10±2 | 3 | 70% | - | bk488-10-A1 | bk-488-10-B1 | bk-488-10-C1 / D1 |
| 488±3 | 23±2 | 4 | 65% | - | bk488-23-A | bk-488-23-B | bk-488-23-C / D |
| 490±2 | 10±2 | 3 | 50% | - | bk490-10-A | bk-490-10-B | bk-490-10-C / D |
| 490±10 | 180±10 | - | 70% | - | bk490-180-A | bk-490-180-B | bk-490-180-C / D |
| 492±2 | 10±2 | 3 | 50% | - | bk492-10-A | bk-492-10-B | bk-492-10-C / D |
| 495±2 | 10±2 | 3 | 50% | - | bk495-10-A | bk-495-10-B | bk-495-10-C / D |