Bandpass Filters
Optometrics
1550 nm Bandpass Filter, 12 nm FWHM, 25.0 mm Dia.
Bandpass Filter Specifications | F-1550-12-25
CWL | 1550 nm | CWL (Range) | 1500 – 1599 nm |
|---|---|---|---|
CWL Tolerance | ± 2 nm | FWHM | 12 nm |
FWHM Tolerance | ± 2.4 nm | Minimum Peak Transmission | 70% |
Blocking | ≥ 4 OD | Blocking Range | 200 – 1850 nm |
Size (mm) | 25.0 mm dia. | Size Tolerance | +0, -0.1 mm |
Thickness | 7.5 mm | Thickness Tolerance | +0, -0.2 mm |
Clear Aperture | 21.0 mm | Mount | Aluminum, Black Anodized |
Ring Marking | CWL, FWHM, Light Direction | Specification Temperature | 23˚ C |
Operating Temperature Range | -50° C to +70° C | Humidity Resistance | MIL-810-810E, Method 507.3, 5 Cycles |
Optical Quality | Commercial |
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Scanning Digital Monochromator, 850 nm – 2.2 μ
Scanning Digital Mini-Chrom Monochromator Specifications | SDMC1-06G
Operating Range
850 nm – 2.2 μ
f Number
3.9
Focal Length
74 mm
Beam Path
In Line
Resolution with 50μ slits
1.08 nm
Resolution with 100μ slits
2.17 nm
Resolution with 150μ slits
3.25 nm
Resolution with 300μ slits (included)
6.50 nm
Resolution with 600μ slits
13.00 nm
Resolution with 1 mm slits
21.67 nm
Grating Density
600 grooves/mm
Grating Blaze Wavelength
1.6 µ
Linear Dispersion (Center of Range)
21.73 nm/mm
Stray Light
≤ 0.02%
Wavelength Accuracy
± 0.2% of λ
Wavelength Reproducibility
± 0.15%
Wavelength Readability
0.2 nm
Operating Temperature Range
-20° C to +80° C
Damage Threshold: Pulsed
350 mJ /cm², 200 nano sec. pulse
Damage Threshold: CW laser
40 Watt/cm²
