Waveplate. Zero Order. λ/4 (Quarter-Wave).
| Material: | Crystal Quartz |
| Design wavelength: | Any wavelength between 250 and 1550 nm |
| Diameter: | 10-40 mm |
| Thickness: | ~2 mm |
| Tolerance: | Diameter: +0.0/-0,25 mm |
| Surface quality: | S/D 20/10 |
| Wavefront distortion: | λ/10 @ 633 nm |
| Parallelism: | Cemented zero order: < 30 arcsec Optically-contacted zero order: < 1 arcsec |
| Retardation tolerance: | λ/500 |
| AR Coating: | R<0,25% @ designed wavelength; available on request |
| Max.handling power: | Cemented zero order: 1 W/cm², CW Opticallly-contacted zero order: 200 MW/cm², pulsed |
| Art. | Size, mm | Wavelength, nm | Price per piece |
| D1 | 8x8 | 820 | 162 USD |
| D2 | 10x10 | 632.8 | 194 USD |
| D3 | 10x10 | 670 | 194 USD |
| D4 | 10x10 | 1064 | 194 USD |
| D5 | 12 | 325 | 204 USD |
| D6 | 12 | 441.6 | 204 USD |
| D7 | 12 | 488 | 204 USD |
| D8 | 12 | 1053 | 204 USD |
| D9 | 12 | 1064 | 204 USD |
| D10 | 12.7 | 355 | 208 USD |
| D11 | 12.7 | 390 | 208 USD |
| D12 | 12.7 | 400 | 208 USD |
| D13 | 12.7 | 441.6 | 208 USD |
| D14 | 12.7 | 488 | 208 USD |
| D15 | 12.7 | 514.5 | 208 USD |
| D16 | 12.7 | 532 | 208 USD |
| D17 | 12.7 | 550 | 208 USD |
| D18 | 12.7 | 632.8 | 208 USD |
| D19 | 12.7 | 639 | 208 USD |
| D20 | 12.7 | 642 | 208 USD |
| D21 | 12.7 | 650 | 208 USD |
| D22 | 12.7 | 670 | 208 USD |
| D23 | 12.7 | 689 | 208 USD |
| D24 | 12.7 | 735 | 208 USD |
| D25 | 12.7 | 780 | 208 USD |
| D26 | 12.7 | 795 | 208 USD |
| D27 | 12.7 | 1064 | 208 USD |
| D28 | 15 | 546 | 237 USD |
| D29 | 15 | 632.8 | 237 USD |
| D30 | 15 | 640 | 237 USD |
| D31 | 15 | 670 | 237 USD |
| D32 | 18 | 551 | 254 USD |
| D33 | 18.2 | 408 | 258 USD |
| D34 | 20 | 400 | 299 USD |
| D35 | 20 | 488 | 287 USD |
| D36 | 20 | 780 | 287 USD |
| D37 | 20 | 800 | 287 USD |
| D38 | 20 | 820 | 287 USD |
| D39 | 20 | 850 | 287 USD |
| D40 | 20 | 852.1 | 287 USD |
| D41 | 20 | 1035 | 287 USD |
| D42 | 20 | 1064 | 287 USD |
| D43 | 25.4 | 390 | 362 USD |
| D44 | 25.4 | 440 | 362 USD |
| D45 | 25.4 | 632.8 | 362 USD |
| D46 | 25.4 | 654 | 362 USD |
| D47 | 25.4 | 850 | 362 USD |
| D48 | 31 | 632.8 | 541 USD |
| D49 | 40 | 390 | 749 USD |