Optical Blanks
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All optical elements originate from raw stock of material, and are either machined or molded into near net shapes ready for final lapping, polishing and coatings. Blanks can be simple rectangular elements or complex three dimensional shapes. CiDRA® Precision Services, LLC manufactures precision machined optical blanks with particular expertise with complex forms machined to tight tolerances. With expertise in machining blanks from optical and technical glasses, glass ceramics and hard crystalline materials, CiDRA® Precision Services, LLC manufactures blanks for the most demanding markets.
Capabilities
- High Speed Multi-axis CNC Milling
- Slicing and Dicing
- Centerless Grinding
- Surface Grinding and Edging
- Hole and Core Drilling
- Small and Large Blanks
Materials
- BK7
- Borosilicate Glass
- Fused Silica and Quartz
- Infrared Transmitting Glass
- Filter Glass
- ULE Glass®
- Zerodur®
- Sapphire and Ruby
- Calcium Fluoride
Quality
All blanks are manufactured to our ISO 9000:2001 certified processes and we maintain the state of the art quality assurance measurement tools to guarantee customer’s requirements are met.
- OGP Smart Scopes
- Zygo interferometers
- Optical Comparators
- Laser Micrometers