Grating order calculator
Wavelength (nm)
Groove density (l/mm)
Period (nm)
Angle of incidence (degrees)
Littrow angle (degrees)
-4
-3
-2
-1
0
1
2
3
4
Orders
Angle
Dispersion
(Deg)
(Deg/nm)
4th:
3rd:
2nd:
1st:
0th:
1st:
2nd:
3rd:
4th:
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