UV–NIR bandpass filters 700–799 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) |
|---|---|---|---|---|---|---|---|
| 700±2 | 10±2 | 3 | 60% | - | bk-700-10-A | bk-700-10-B | bk-700-10-C / D |
| 700±3 | 20±2 | 4 | 75% | - | bk-700-20-A | bk-700-20-B | bk-700-20-C / D |
| 700±15 | 90±10 | 7 | 80% | - | bk-700-90-A | bk-700-90-B | bk-700-90-C / D |
| 700±25 | 300±25 | 10 | 85% | - | bk-700-300-A | bk-700-300-B | bk-700-300-C / D |
| 702±1 | 3±1 | 4 | 50% | - | bk-702-3-A | bk-702-3-B | bk-702-3-C / D |
| 702±1 | 5±2 | 3 | 80% | - | bk-702-5-A | bk-702-5-B | bk-702-5-C / D |
| 708±10 | 11±2 | 3 | 70% | - | bk-708-11-A | bk-708-11-B | bk-708-11-C / D |
| 710±10 | 80±10 | 10 | 80% | - | bk-710-80-A | bk-710-80-B | bk-710-80-C / D |
| 720±2 | 10±2 | 3 | 50% | - | bk-720-10-A | bk-720-10-B | bk-720-10-C / D |
| 720±2 | 11±2 | 3 | 70% | - | bk-720-11-A | bk-720-11-B | bk-720-11-C / D |
| 720±2 | 100±10 | 6 | 80% | - | bk-720-100-A | bk-720-100-B | bk-720-100-C / D |
| 730±2 | 10±2 | 3 | 50% | - | bk-730-10-A | bk-730-10-B | bk-730-10-C / D |
| 730±2 | 11±2 | 3 | 70% | - | bk-730-11-A | bk-730-11-B | bk-730-11-C / D |
| 740±2 | 11±2 | 3 | 50% | - | bk-740-11-A | bk-740-11-B | bk-740-11-C / D |
| 740±2 | 11±2 | 3 | 70% | - | bk-740-11-A1 | bk-740-11-B1 | bk-740-11-C1 / D1 |
| 745±2 | 11±2 | 3 | 60% | - | bk-745-11-A | bk-745-11-B | bk-745-11-C / D |
| 750±2 | 11±2 | 3 | 70% | - | bk-750-11-A | bk-750-11-B | bk-750-11-C / D |
| 750±2 | 12±2 | 3 | 50% | - | bk-750-12-A | bk-750-12-B | bk-750-12-C / D |
| 760±2 | 11±2 | 3 | 75% | - | bk-760-11-A | bk-760-11-B | bk-760-11-C / D |
| 765±2 | 10±2 | 3 | 70% | - | bk-765-10-A | bk-765-10-B | bk-765-10-C / D |
| 773±2 | 10±2 | 3 | 70% | - | bk-773-10-A | bk-773-10-B | bk-773-10-C / D |
| 775±2 | 11±2 | 3 | 70% | - | bk-775-11-A | bk-775-11-B | bk-775-11-C / D |
| 777±2 | 10±2 | 3 | 70% | - | bk-777-10-A | bk-777-10-B | bk-777-10-C / D |
| 780±2 | 10±2 | 3 | 60% | - | bk-780-10-A | bk-780-10-B | bk-780-10-C / D |
| 780±2 | 10±2 | 3 | 80% | R-B | bk-780-10-A1 | bk-780-10-B1 | bk-780-10-C1 / D1 |
| 780±3,5 | 25±3,5 | 4 | 80% | R-B | bk-780-25-A | bk-780-25-B | bk-780-25-C / D |
| 780±10 | 100±20 | 6 | 80% | - | bk-780-100-A | bk-780-100-B | bk-780-100-C / D |
| 780±20 | 150±20 | 8 | 80% | - | bk-780-150-A | bk-780-150-B | bk-780-150-C / D |
| 780±50 | 450±50 | 10 | 80% | - | bk-780-450-A | bk-780-450-B | bk-780-450-C / D |
| 782,5±3,5 | 25±3,5 | 5 | 70% | - | bk-782-25-A | bk-782-25-B | bk-782-25-C / D |
| 785±2 | 13±2 | 3 | 70% | - | bk-785-13-A | bk-785-13-B | bk-785-13-C / D |
| 785±3,5 | 27,5±2,5 | 4 | 80% | - | bk-785-27-A | bk-785-27-B | bk-785-27-C / D |
| 785±3,5 | 40±2,5 | 4 | 80% | - | bk-785-40-A | bk-785-40-B | bk-785-40-C / D |
| 787±2 | 14±2 | 3 | 80% | - | bk-787-14-A | bk-787-14-B | bk-787-14-C / D |
| 790±2 | 12±2 | 3 | 80% | - | bk-790-12-A | bk-790-12-B | bk-790-12-C / D |