Optically Contacted Zero-Order
                
	
	
	
	
		
		| Specifications | 
		  | 
		 
		
		| Material | 
		Crystal Quartz | 
		
		
		 | 
		 
		
		| Dimension | 
		+0.0, -0.2mm | 
		 
		
		| Wavefront distortion | 
		<l/8 @ 632.8 | 
		 
		
		| Retardation tolerance | 
		<l/500 | 
		 
		
		| Parallelism | 
		<1 arc second | 
		 
		
		| Surface quality | 
		20-10 scratch and dig | 
		 
		
		| Clear aperture | 
		>80% | 
		 
		
		| AR/AR coating | 
		R<0.2% at central wavelength | 
		 
	
	 
	 | 
	
	
	
	
	
		
		| f (mm) | 
		
		 λ/4 Retardation 
		 | 
		
		 λ/2 Retardation 
		 | 
		 
		
		| 
		 Uncoated 
		 | 
		
		 Coated 
		 | 
		
		 Uncoated 
		 | 
		
		 Coated 
		 | 
		 
		
		| 10.0 | 
		
		 WP2401 
		 | 
		
		 WP2411 
		 | 
		
		 WP2201 
		 | 
		
		 WP2211 
		 | 
		 
		
		| 12.7 | 
		
		 WP2402 
		 | 
		
		 WP2412 
		 | 
		
		 WP2202 
		 | 
		
		 WP2212 
		 | 
		 
		
		| 15.0 | 
		
		 WP2403 
		 | 
		
		 WP2413 
		 | 
		
		 WP2203 
		 | 
		
		 WP2213 
		 | 
		 
		
		| 20.0 | 
		
		 WP2404 
		 | 
		
		 WP2414 
		 | 
		
		 WP2204 
		 | 
		
		 WP2214 
		 | 
		 
		
		| 25.4 | 
		
		 WP2405 
		 | 
		
		 WP2415 
		 | 
		
		 WP2205 
		 | 
		
		 WP2215 
		 | 
		 
	
	 
	 | 
	
	
	| 
	
	 | 
	The standard waveplate wavelengths (nm) of Dream Lasers' waveplates: 248nm, 266nm, 355nm, 400nm, 488nm, 514nm, 532nm, 632.8nm, 780nm, 800nm, 810nm, 850nm, 1064nm, 1310nm, 1480nm, 1550nm. | 
	
	
	| 
	
	 | 
	Please refer to the Glossary and Technology for more information about waveplates. | 
	
	
	| 
	
	 | 
	Please refer to Coating Chapter for more infomation of coating. | 
	
	
	| 
	
	 | 
	Other sizes and coatings are available upon request. | 
	
	
	| 
	
	 | 
	Please refer to Mount for Waveplates |