IR bandpass filters 2335–3620 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
- Transmission
- > 50%
- Blocking
- < 0.1% of UV
- Ø 25.4mm
- CA > 22mm
- A
- up to 3200nm
- B
- up to 3500nm
- C
- up to 6500nm
- D
- up to FIR
- E
- up to 10500nm
- F
- up to 16500nm
- E**
- up to 13000nm
Stock range
Scroll the table sideways and down as needed.
| CWL [nm] | FWHM [nm] | Order No.: ø25,4mm CA > 22mm |
|---|---|---|
| 2335±5 | 10±3 | bk-2335-010-B |
| 2345±5 | 10±3 | bk-2345-010-B |
| 2350±5 | 10±3 | bk-2350-010-B |
| 2350±15 | 110±20 | bk-2350-110-B |
| 2360±10 | 90±10 | bk-2360-090-B |
| 2365±5 | 10±3 | bk-2365-010-B |
| 2365±10 | 70±10 | bk-2365-070-B |
| 2380±10 | 52±8 | bk-2380-052-B |
| 2380±15 | 100±20 | bk-2380-100-B |
| 2380±20 | 200±20 | bk-2380-200-B |
| 2395±10 | 53±7 | bk-2395-053-B |
| 2400±20 | 105±15 | bk-2400-105-B |
| 2420±20 | 50±10 | bk-2420-050-D |
| 2440±10 | 47±5 | bk-2440-047-D |
| 2470±25 | 50±10 | bk-2470-050-D |
| 2580±25 | 50±10 | bk-2580-050-D |
| 2610±20 | 120±20 | bk-2610-120-D |
| 2615±25 | 35±10 | bk-2615-035-E |
| 2670±10 | 50±10 | bk-2670-050-D |
| 2700±10 | 50±10 | bk-2700-050-B |
| 2725±25 | 225±25 | bk-2725-225-D |
| 2740±20 | 30±10 | bk-2740-030-B |
| 2770±25 | 55±10 | bk-2770-055-D |
| 2795±30 | 235±20 | bk-2795-230-D |
| 2900±10 | 55±7 | bk-2900-055-D |
| 2925±15 | 55±10 | bk-2925-055-D |
| 2950±10 | 55±10 | bk-2950-055-D |
| 2970±10 | 55±10 | bk-2970-055-D |
| 3000±20 | 60±10 | bk-3000-060-D |
| 3030±20 | 70±20 | bk-3030-070-D |
| 3050±20 | 200±20 | bk-3050-200-D |
| 3060±30 | 60±10 | bk-3060-060-D |
| 3080±20 | 55±10 | bk-3080-055-D |
| 3150±15 | 145±15 | bk-3150-145-D |
| 3160±10 | 60±10 | bk-3160-060-D |
| 3175±20 | 60±10 | bk-3175-060-D |
| 3180±10 | 100±20 | bk-3180-100-D |
| 3210±20 | 90±15 | bk-3210-090-D |
| 3225±20 | 65±10 | bk-3225-065-D |
| 3290±10 | 60±10 | bk-3290-060-C |
| 3320±20 | 60±15 | bk-3320-060-D |
| 3330±25 | 155±15 | bk-3330-155-D |
| 3345±20 | 40±10 | bk-3345-040-D |
| 3350±35 | 200±50 | bk-3350-200-D |
| 3370±10 | 65±10 | bk-3370-065-D |
| 3390±5 | 060±10 | bk-3390-060-D |
| 3400±20 | 45±10 | bk-3400-045-D |
| 3400±20 | 60±10 | bk-3400-060-D |
| 3410±10 | 45±10 | bk-3410-045-C |
| 3410±35 | 290±30 | bk-3410-290-D |
| 3420±20 | 85±20 | bk-3420-085-D |
| 3420±25 | 200±20 | bk-3420-200-D |
| 3420±35 | 300±25 | bk-3420-300-D |
| 3425±20 | 41±10 | bk-3425-041-D |
| 3430±10 | 80±10 | bk-3430-080-D |
| 3435±15 | 65±10 | bk-3435-065-D |
| 3445±20 | 40±10 | bk-3445-040-D |
| 3450±15 | 65±10 | bk-3450-065-D |
| 3450±20 | 100±20 | bk-3450-100-D |
| 3465±20 | 45±10 | bk-3465-045-D |
| 3480±20 | 40±10 | bk-3480-040-D |
| 3485±10 | 85±10 | bk-3485-085-D |
| 3490±10 | 42±10 | bk-3490-042-D |
| 3490±15 | 100±15 | bk-3490-100-D |
| 3515±20 | 40±10 | bk-3515-040-D |
| 3520±15 | 40±10 | bk-3520-040-D |
| 3540±15 | 45±10 | bk-3540-045-D |
| 3550±25 | 40±10 | bk-3550-040-D |
| 3550±25 | 70±10 | bk-3550-070-D |
| 3575±15 | 45±10 | bk-3575-045-D |
| 3590±40 | 100±20 | bk-3590-100-D |
| 3600±20 | 45±10 | bk-3600-045-D |
| 3600±30 | 170±20 | bk-3600-030-D |
| 3620±20 | 42±10 | bk-3620-042-D |