How to use this tool
Check the units, enter your values, and run the tool. Results follow the assumptions and method below.
Calculation method
Quarter-wave physical thickness
wavelength/(4*index)Thin-Film Optical Coating Calculator
Single-layer quarter-wave thickness at normal incidence; full antireflection also requires matching refractive indices.
Single-layer quarter-wave thickness at normal incidence; full antireflection also requires matching refractive indices.
Result
Enter your values and run the tool to see your result.