Screen n = 2
Diffraction grating
n = 1
n = 0
Laser source
n =
n = 2
A laser beam with a wavelength of 550nm illuminates a diffraction grating with 325 lines/mm
a) What is the angle to the first-order maximum? (8 points) b) What is the angle to the second-order maximum? (8 points) c) What is the highest order that can be obtained, and how do you know? (4 points)