Photonchina waveplates include octadic waveplate (1/8 waveplate),quarter waveplates(1/4 waveplate), half wave plates(1/2 waveplate) and full waveplate
Both circular aperture and quadratic aperture are available.
True Zero Order Waveplate
1. Single Plate
2. Single plate with a BK7/K9 holder
3.High Power Waveplate