Transmission Gratings
Transmission gratings have a simple optical path design. With applications such as spectrometer, a transmission grating has an obvious advantage. The incident beam can disperse at a fixed Angle on the back of the grating. Transmission gratings are insensitive to alignment error of some gratings. In order to obtain high diffraction efficiency, the groove density of transmission grating is not high, diffraction angle increases with the increase of the groove density. The refraction of the substrate limits the transmittance of long wavelength, which result in a degraded performance. The dispersion characteristics of gratings make it suitable for small detector array compact systems. This grating is also insensitive to polarization.
Transmission Gratings
Precautions:
Optical gratings can be easily damaged by moisture, fingerprints, aerosols, or the slightest contact with any abrasive material. Gratings should only be handled when necessary and always held by the sides. Latex gloves or a similar protective covering should be worn to prevent oil from fingers from reaching the grating surface. No attempt should be made to clean a grating other than blowing off dust with clean, dry air or nitrogen. Solvents will likely damage the grating's surface.
Substrate Material As product List
Surface Quality 60-40
Dimension Tolerance ± 0.5 mm
Thickness Tolerance ± 0.2 mm
Clear Aperture 90%
Pro No.
Parameter
Size
Groove Density
Diffraction Angle
Genre
Delivery time
Compare
Price
Purchase
12.7x12.7x2mm
300Lines/mm
8.6°
UV-Gratings
In stock
$141.67
12.7x12.7x2mm
600Lines/mm
22.0°
UV-Gratings
Consult
$141.67
12.7x12.7x2mm
830Lines/mm
19.4°
UV-Gratings
In stock
$141.67
12.7x12.7x2mm
1200Lines/mm
36.9°
UV-Gratings
In stock
$141.67
25x25x2mm
300Lines/mm
8.6°
UV-Gratings
In stock
$325.00
25x25x2mm
600Lines/mm
22.0°
UV-Gratings
In stock
$325.00
25x25x2mm
830Lines/mm
19.4°
UV-Gratings
In stock
$325.00
25x25x2mm
1200Lines/mm
36.9°
UV-Gratings
In stock
$325.00
50x50x2mm
300Lines/mm
8.6°
UV-Gratings
In stock
$908.33
50x50x2mm
600Lines/mm
22.0°
UV-Gratings
In stock
$908.33
50x50x2mm
830Lines/mm
19.4°
UV-Gratings
In stock
$908.33
50x50x2mm
1200Lines/mm
36.9°
UV-Gratings
In stock
$908.33
12.7x12.7x3mm
300Lines/mm
17.5°
VIS-Gratings
Consult
$122.50
12.7x12.7x3mm
600Lines/mm
28.7°
VIS-Gratings
In stock
$122.50
12.7x12.7x3mm
830Lines/mm
29.87°
VIS-Gratings
In stock
$122.50
12.7x12.7x3mm
1200Lines/mm
36.9°
VIS-Gratings
In stock
$122.50
25x25x3mm
300Lines/mm
17.5°
VIS-Gratings
Consult
$175.00
25x25x3mm
600Lines/mm
28.7°
VIS-Gratings
In stock
$175.00
25x25x3mm
830Lines/mm
29.87°
VIS-Gratings
In stock
$175.00
25x25x3mm
1200Lines/mm
36.9°
VIS-Gratings
In stock
$175.00

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