Custom Sapphire Windows for Extreme Environments?

 E-mail: james@felixglass.com - Tel: +86 185 6503 2888

Felix Glass Sapphire Dome and Flat Optical Windows Banner, deep blue background with blank space on left for text, custom sapphire spherical domes and planar viewports

Custom Sapphire Flat Optical Window & Spherical Sapphire Dome

Pressure & Saltwater Resistant Optics for ROV, AUV & Airborne Surveillance Camera


Single crystal sapphire delivers long service life in extreme deep-sea and airborne environments

  •  Distortion-free wide-angle imaging for panoramic underwater systems
  •  Custom broadband AR anti-reflection coating
  •  Precision CNC machining per your engineering drawings
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WHY Felix Glass

Felix Glass specializes in custom precision optical components and display glass cover panels. We adopt high-purity optical substrates including fused silica, sapphire and soda-lime glass, equipped with full-process CNC grinding, ultra-precision polishing and vacuum coating workshops. Our optical glass products feature ultra-flat surface, stable light transmittance and excellent scratch resistance, far superior to ordinary glass. All display cover glass supports AR/AG/AF/ITO customized coating, eco-friendly raw materials, non-toxic and pollution-free, widely used in medical equipment, industrial touch screens, automotive electronics and aerospace detection equipment.

  • 19 years professional optical glass manufacturing experience, strict full-inspection before delivery

  • Certified by ISO9001, ISO14001, CE, RoHS, FDA, complete international compliance documents

  • Support full custom processing: custom size, tolerance, surface polishing, coating and screen printing

  • Accept small batch prototype trial & large mass production, optimize material utilization to control your cost

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Services We Provide

Felix Glass full optical glass manufacturing workflow including CNC machining, optical polishing, vacuum AR coating and strict quality inspection for fused silica, sapphire and BK7 optical components

• CNC Machining

Precision grinding equipment for fused silica, sapphire and BK7 optical glass blanks to correct thickness and parallel tolerance

• Precision Grinding

Felix Glass full optical glass manufacturing workflow including CNC machining, optical polishing, vacuum AR coating and strict quality inspection for fused silica, sapphire and BK7 optical components

• Optical Polishing

SLC80 Ion Exchange Furnace Mass Production Line for Optical Glass Strengthening

• Chemical Strengthening

Felix Glass full optical glass manufacturing workflow including CNC machining, optical polishing, vacuum AR coating and strict quality inspection for fused silica, sapphire and BK7 optical components

• Tempering 

Felix Glass full optical glass manufacturing workflow including CNC machining, optical polishing, vacuum AR coating and strict quality inspection for fused silica, sapphire and BK7 optical components

• Vacuum Coating

Dust-Free Cleanroom Screen Printing Workshop for Optical Glass Logo & Scale Customization

• Screen Printing

Optical Glass Visual Quality Inspection in Dust-Free Cleanroom

• Quality Inspection

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