| Coad | 668882 | Parallelism | - | |
| Type | Achromatic Waveplate | Mount Type | - | |
| Substrate | Crystalline Quartz | Retardation Tolerance | - | |
| Mounting Dimensions (mm) | 25.4 | Retardation Order | m·λ + λ/4 | |
| Clear Aperture(mm) | 18 | Surface Quality S1 | - | |
| Wavelength(nm) | 700 - 900 | Surface Quality S2 | - | |
| Optical Retardance | λ/4 | Transmission Wavefront Deviation | - | |
| Diameter | - | Coating Type | Dielectric Coating (AR) | |
| Coating Specifications | R<0.5% @ 700-900nm | |||














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