Waveplate

Quarter wave discs,quartz crystal disc diameter 25.4mm thickness 1mm with quartz wave coating, wide bandpass, aspect S/D 20-40, flatness lamdba/8

Waveplate characteristics

Zero order quarter wave disc – non mounted, create delay of the signal.

Manufacturing Process

Grindind – polishing – coating, using two glued multi order discs

Material

Quartz crystal th 0.8mm, S/D:20-10, /[email protected], Parallelism:＜5″, Effective aperture: ＞90%, Phase retardation:λ/4±λ/500@780nm