Design wavelength: 266 nm-1550 nm optional

Phase retardation δ = (2m+1)π/2, where m is a positive integer

Commonly used to convert linearly polarized light into circularly polarized light

Design wavelength: 266 nm-1550 nm optional

Phase retardation δ = (2m+1)π, where m is a positive integer

Commonly used for rotating the polarization direction of linearly polarized light