Shortpass Filters
Optometrics
550 nm Short Pass, 25.4 mm Dia.
Short Pass Filter Specifications | SP-550-25
Cut-Off Wavelength | 550 nm | Cut-Off Wavelength (Range) | 450 – 599 nm |
|---|---|---|---|
Cut-Off Tolerance | ±3 nm | Transmission Region | Cut-off λ to 400 nm |
Minimum Peak Transmission | 80% | Slope (OD 0.3 to 4.0) | ≤ 5% |
Blocking | 10-4 Min. / 10-5 Avg. to 715 nm | Size (mm) | 25 mm dia. |
Size Tolerance | +0.0/-0.2 mm | Thickness | 6.3 mm |
Thickness Tolerance | +0.0/-0.2 mm | Scratch/Dig | 80/50 |
Clear Aperture | 21 mm | Mount | Aluminum, Black Anodized |
Operating Temperature Range | -20⁰ C to 75⁰ C |
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Scanning Digital Monochromator, 500 nm – 1.2 μ
Scanning Digital Mini-Chrom Monochromator Specifications | SDMC1-04
Operating Range
500 nm – 1.2 μ
f Number
3.9
Focal Length
74 mm
Beam Path
In Line
Resolution with 50μ slits
0.53 nm
Resolution with 100μ slits
1.06 nm
Resolution with 150μ slits
1.59 nm
Resolution with 300μ slits (included)
3.19 nm
Resolution with 600μ slits
6.37 nm
Resolution with 1 mm slits
10.62 nm
Grating Density
1200 grooves/mm
Grating Blaze Wavelength
750 nm
Linear Dispersion (Center of Range)
10.66 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
