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Optical Contact Zero Order Waveplate

be different from Cemented Zero Order Waveplates,Optical Contact Zero Order Waveplate does not use Epoxy bonding,a uncoated Optical Contact Zero Order Waveplate has a higher damage threshold.

Material...............................................Crystal

Diameter Tolerance......................+0.0/-0.2mm

Wavefront Distortion..................λ/8 @632.8nm

Retardation Tolerance............................ λ/300

Parallism...................................................<1"

Surface Quality.......................................20/10

Clear Apperture......................................>90%

Coating........Uncoated or Anti-reflecting coating on both sides,R<0.25%@λ,AOI 0°

Damage Threshold:

①Uncoated: >10J/cm2,10ns,10Hz

②AR coating: >2.5J/cm2, 10ns, 10Hz

P/NTypeΦλdCoating
70401λ/425.4532nm-
70402λ/425.4632.8nm-
70403λ/425.4532nmAR
70404λ/425.4632.8nmAR
70405λ/225.4532nm-
70406λ/225.4632.8nm-
70407λ/225.4532nmAR
70408λ/225.4632.8nmAR
●Unit:mm
●Other sizes and coatings are available upon request.