Quarter Waveplate,Zero Order,Air Gap

Common Specification:

Material:Crystalline quartz
Surface Quality:10-5
Retardance Tolerance:±λ/300
Thickness Tolerance:+0/-0.25mm
Damage Threshold:1.95J/cm²with10ns,10Hz
AOI:0°
Parallelism:＜1arcsec
Wavefront Distortion:≤λ/10@632.8nmCA