![]() Blue Ridge Optics Blue Ridge Optics is a company that designs, manufactures, and supplies thin film coatings and precision optics. | ![]() Bristol Instruments Bristol Instruments is a company that designs, manufactures, and markets precision test instrumentation. | ![]() Alluxa Alluxa (formerly known as Sirrus Technology) is a company that manufactures optical filters and thin-film coatings. | ||
Founding Date | Founding Date 2006 | Founding Date 1977 | Founding Date 2005 | Founding Date 2007 |
Type | Type Subsidiary | Type Public | Type Private | Type Subsidiary |
Tags | ||||
Locations | Locations Bedford, US HQ | Locations Victor, US HQ | Locations Santa Rosa, US HQ Mountain View, US | |
Employees | Employees 284% increase | Employees 5443% increase | Employees 23 | Employees 64 |
Operating ⚠ | ||||
Applications | Applications N/A | Applications N/A | Applications 3 (May, 2024) | Applications 2 (May, 2024) |
Product Categories | Product Categories N/A | Product Categories 14 (Sep, 2023) | Product Categories 4 (May, 2024) | Product Categories N/A |

Sigma Koki (シグマ光機株式会社) is a company that manufactures testing and measuring equipment.
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Bristol Instruments is a company that designs, manufactures, and markets precision test instrumentation.
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Alluxa (formerly known as Sirrus Technology) is a company that manufactures optical filters and thin-film coatings.
View company