| Name: | Sapphire bearings | 
| Diameter: | From 1 mm (.039”) to 305 mm (12”) in any optical axis | 
| Thickness: | From 0.2mm up to 20mm | 
| Flatness: | Varies by thickness but can be λ/10 @633nm or better | 
| Parallelism: | Varies by size but can be as tight as 1 arc second | 
| Surface Quality: | S/D 80/60~20/10 per MIL-PRT-13830 | 
| Quantity: | Quantities from singles to full large scale production runs | 
| Materials: | Sapphire, Bk7, Fused Silica, Quartz, and Optical Glass | 
| Coating: | Band pass, Cut off, AR, ETC... | 
| Delivery time: | Usually 4 weeks after deposit received | 
Product Description
V-Jewels , Cup-Jewels
 2.Details:
  Tooling Tolerance(Length,Wideth,Hight):
±0.02mm
  Surface Quality: Polished Ra:0.05
Size: Customized
Min&Max
sizes: Dia 1mm~Dia 10mm, Thickness 0.2mm~10mm
Hits: 【Print】 
          		  
		 

