A significant refractive index mismatch at a boundary results in a large
reflectance.
Minimizing the refractive index difference, as is done when applying an
anti-reflection coating to a surface, minimizes the reflectance and
maximizes the transmittance.
Larry Woolf; General Atomics; San Diego, CA 92121; Phone 858-455-4475;
www.sci-ed-ga.org