Bandpass Filters
Optometrics
900 nm Bandpass Filter, 10 nm FWHM, 25.0 mm Dia.
Bandpass Filter Specifications | F-900-10-25
CWL |
900 nm |
CWL (Range) |
900 – 999 nm |
|---|---|---|---|
CWL Tolerance |
± 2 nm |
FWHM |
10 nm |
FWHM Tolerance |
± 2 nm |
Minimum Peak Transmission |
55 |
Blocking |
≥ 4 OD |
Blocking Range |
X-ray – 1200 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, 750 nm – 1.7 μ
Scanning Digital Mini-Chrom Monochromator Specifications | SDMC1-05G
Operating Range
750 nm – 1.7 μ
f Number
3.9
Focal Length
74 mm
Beam Path
In Line
Resolution with 50μ slits
0.77 nm
Resolution with 100μ slits
1.54 nm
Resolution with 150μ slits
2.31 nm
Resolution with 300μ slits (included)
4.62 nm
Resolution with 600μ slits
9.24 nm
Resolution with 1 mm slits
15.40 nm
Grating Density
830 grooves/mm
Grating Blaze Wavelength
1.2 µ
Linear Dispersion (Center of Range)
15.42 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
