2 13 The dispersive powers of flint glass and crown glass

Last updated: 6/25/2023

2 13 The dispersive powers of flint glass and crown glass are 0 053 and 0 034 respectively and their mean refractive indices are 1 68 and 1 53 for white light Calculate the angle of the flint glass prism required to form an achromatic combination with a crown glass prism of refracting angle 4 1 2 2 4 3 5 4 6