Holographic Diffraction Gratings
Optometrics
1800 Groove, VIS Holographic, 12.5 X 25 mm, 6 mm Thick, Standard Diffraction Grating
Holographic Diffraction Grating Specifications | G1800HVISQEAS
Optical Coating |
Aluminum |
Grooves Per mm |
1800 |
|---|---|---|---|
Blaze |
VIS |
Groove Angle |
Holographic VIS |
Dispersion @ 500 nm (nm/mr) |
0.5 |
Substrate |
Float Glass |
Size (mm) |
12.5 X 25 mm |
Size Tolerance |
±0.5 mm |
Thickness |
6 mm |
Thickness Tolerance |
±0.5 mm |
Grooves Parallel |
Short |
Scratch/Dig |
60/40 |
Clear Aperture |
90% |
Edge Angle |
90° ±0.50° |
Perpendicularity |
90° ±0.50° |
Operating Temperature Range |
-50° C to +125° C |
Damage Threshold: Pulsed |
350 mJ/cm², 200 nano sec. pulse |
Damage Threshold: CW laser |
40 watts/cm² |
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TLS-6 Manual 110V
Manual Tunable Light Source Specifications | TLS-6M-110
Control
Manual
f Number
3.9
Focal Length
74 mm
Beam Path
In Line
Grating Density
1200 grooves/mm
Grating Blaze Wavelength
400 nm
Linear Dispersion (Center of Range)
11.15 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
Wavelength Range
360 – 800 nm
