Required information A laser has a wavelength of 595 nm. A grating and a lens are used to split the beam into three para
Posted: Fri May 06, 2022 11:14 am
Required information A laser has a wavelength of 595 nm. A grating and a lens are used to split the beam into three parallel beams spaced 1.85 cm apart. What is the maximal value of the slit spacing so that the grating produces three and only three beams? um