Waveplates>>>Multi-Order Waveplates 
Specifications | Material | Quartz crystal | Diameter tolerance | +0.0~-0.15mm | Parallelism | <1 second | Surface quality | S/D=20/10 | Wavefront distortion | <λ/10@ 633nm | Retardation tolerance | <λ/300 | Thickness | 0.5-1.0 mm | AR coating | Optional |
Waveplates>>>Low-Order Waveplates 
Specifications | Material | Quartz crystal | Diameter tolerance | +0.0~-0.15mm | Parallelism | <1 second | Surface quality | S/D=20/10 | Wavefront distortion | <λ/10@ 633nm | Retardation tolerance | <λ/300 | Thickness | <0.5mm | AR coating | Optional |
Waveplates | Multi-Order | Low-Order | Diameter(mm) | Part No. | Part No. | 10.0 | WPM5110 | WPL5110 | 12.7 | WPM5112 | WPL5112 | 15.0 | WPM5115 | WPL5115 | 20.0 | WPM5120 | WPL5120 | 25.4 | WPM5125 | WPL5125 |
Note: Other dimension and specification are available upon request. Waveplates>>>Cemented Zero-Order Waveplate 
Specifications | Material | Quartz crystal | Diameter tolerance | +0.0~-0.15mm | Parallelism | <3 second | Surface quality | S/D=20/10 | Wavefront distortion | <λ/10@ 633nm | Retardation tolerance | <λ/300 | AR coating | Optional |
Waveplates>>>Airspaced Zero-Order Waveplate 
Specifications | Material | Quartz crystal | Diameter tolerance | +0.0~-0.15mm | Parallelism | <1 second | Surface quality | S/D=20/10 | Wavefront distortion | <λ/10@ 633nm | Retardation tolerance | <λ/300 | AR coating | Optional |
| Cemented Zero-Order | Airspaced Zero-Order | Diameter(mm) | Part No. | Part No. | 10.0 | WPZ5110 | WPZ5210 | 12.7 | WPZ5112 | WPZ5212 | 15.0 | WPZ5115 | WPZ5215 | 20.0 | WPZ5120 | WPZ5220 | 25.4 | WPZ5125 | WPZ5225 |
Waveplates>>>True Zero-Order Waveplate Specifications | Material | Quartz crystal | Dimension tolerance | +/-0.05mm | Parallelism | <1 second | Surface quality | S/D=20/10 | Wavefront distortion | <λ/10@ 633nm | Orientation tolerance | <0.1 degree | Retardation tolerance | <λ/300 | Chips | <0.05mm | AR coating | R<0.2% (Optional) | Waveplate type | λ/2, 3λ/4 | Wavelength(nm) | 1585,1545,1485,1310,1064,550(cemented on a backplate) | Dimension(mm) | 1x1,2x2,3x3,custom |
Amerina provides true zero order waveplate for fiber optics, light engine projection and laser optics. Waveplates>>>Dual Wavelength Waveplate Type | Diameter(mm)/Part No. | | 10.0 | 12.7 | 15.0 | 20.0 | 1λ-1064nm; λ/2-532nm | WPD5110 | WPD5112 | WPD5115 | WPD5120 | λ/2-1064nm; λ-532nm | WPD5210 | WPD5212 | WPD5215 | WPD5220 | λ/2-1064nm; λ/4-532nm | WPD5310 | WPD5312 | WPD5315 | WPD5320 | λ/4-1064nm; λ/2-532nm | WPD5410 | WPD5412 | WPD5415 | WPD5420 |
Dual wavelength waveplate provides a specific retardance at two different wavelengths. It is particularly used in conjunction with polarizations sensitive components to separate coaxial laser beams of different wavelength, like in the third harmonic generation laser system. | 
