WPZ4238-405
Cemented zero-order waveplates consist of two quartz plates bonded with UV adhesive, with orthogonal optical axes. The thickness difference between the two quartz plates produces zero-order retardance. Zero-order waveplates are insensitive to temperature and wavelength.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Type | Cemented |
| Diameter | 38.1 mm |
| Design Wavelength | 405 nm |
| Retardance | λ/4 |
| Material | Quartz Crystal |
| Diameter Tolerance | +0.0/-0.2mm |
| Wavefront Distortion (Single Plate) [@632.8nm (Applicable Only to Single-Piece Quartz)] | <λ/8@632.8nm (For Single-Plate Quartz Only) |
| Retardance Accuracy | <λ/300 |
| Parallelism (Single Plate) [(Applicable Only to Single-Piece Quartz)] | <1 arcsec (For Single-Plate Quartz Only) |
| Surface Quality | 20/10 |
| Clear Aperture Dimension | >90% |
| Coating | Antireflection Coating on Both Sides |
| Coating-R [Center Wavelength] | <0.25% |
| Damage Threshold [20ns, 20Hz @1064nm] | >500mJ/cm², 20ns, 20Hz @1064nm |
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