For what distance is ray optics a good approximation when the aperture is 4 mm and the wavelength of light is 400 nm?

For what distance is ray optics a good approximation when the aperture is 4 mm and the wavelength of light is 400 nm? For what distance is ray optics a good approximation when the aperture is 4 mm and the wavelength of light is 400 nm? November 11, 2020 Category: Chapter 10 - Wave Optics [...]