Rayotek Scientific, Inc. - San Diego, CA
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 certified, full design standard, minority owned. Fabricator of sapphire, fused silica, fused quartz, borosilicate & glass products. Capabilities include designing, engineering, prototyping, molding, slumping, polishing, machining, grinding, cutting, brazing, sealing & strengthening. Sapphire windows are suitable for reflectors, optics, sight windows, diffusers, lenses, fireplace shields & art & architectural products. Large volume capabilities. SBA certified SDB.
www.rayotek.com/sapphire_windows.htm

Specialty Glass Products, Inc. - Willow Grove, PA (Serving Southern California)
Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer of windows made from sapphire & quartz. Applications include optical, biomedical, communications, laser manufacturing, aerospace avionics, semiconductor, fiber optic & electronics. ISO 9001:2000 compliant.
www.sgpinc.com/products.htm

Newport Industrial Glass, Inc. - Stanton, CA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Fabricator & supplier of molded & machined optical glass blanks from fused silica & quartz, silicon, low expansion materials, Pyrex & 200 plus optical glasses. Fabricator of custom molded, ground & polished optical components.
www.newportglass.com/

OptoSigma Corp. - Santa Ana, CA
Distributor, Manufacturer, Custom Manufacturer
Manufacturer of optical quality crystal sapphire windows, abrasion resistant, broad transmission spectrum covering visible & near infrared spectrum regions (200nm to over 2microns). Standard diameters from 10mm to 50mm.

Exotic Electro-Optics, Inc. - Murrieta, CA
Manufacturer, Custom Manufacturer
Manufacturer of infrared optics/optical subassemblies for military IR systems. Missile domes, electro-optical windows, subassemblies, imaging lenses & other components. Precision optical products utilize infrared optical materials.

Reynard Corp. - San Clemente, CA
Manufacturer, Custom Manufacturer
Manufacturer & supplier of instrument, optical & sapphire windows. Substrate materials: BK-7, fused silica, germanium, sapphire, silicon, zinc selenide. Thickness: 2-14 mm. Parallelism: 1 arc minute. Custom available. Stock & custom precision optical components.

IJ Research, Inc. - Santa Ana, CA
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of windows for aerospace, medical, military, oil, telecommunication, & high temperature markets. Includes optical, protective viewing, quartz, RF, sapphire, shielding, EMI/RFI, ultraviolet, & vacuum windows.

Precision Ferrites & Ceramics Inc. - Huntington Beach, CA
Manufacturer, Custom Manufacturer, Service Company
Minority-owned custom manufacturer of windows including metal windows & sapphire windows. Windows are available in different sizes & specifications. Services include forming, metallizing, precision machining & grinding.