The nominal wavelength in an echelette grating is determined from A the reflection angle only B the angle of incidence only the refractive index of the thin layer the angle of reflection and the angle of incidence and the distance between successive rulings E) all of the above
The nominal wavelength in an echelette grating is determined from A the reflection angle only B the angle of incidence only the refractive index of the thin layer the angle of reflection and the angle of incidence and the distance between successive rulings E) all of the above
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Transcribed Image Text:The nominal wavelength in an echelette grating is determined from
A
the reflection angle only
B the angle of incidence only
c) the refractive index of the thin layer
the angle of reflection and the angle of incidence and the distance between successive rulings
E all of the above
es remaining
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