Physical Sciences Physical Sciences Inc. (PSI) is a contract research and development company that provides technology solutions. | ![]() Spectrolab Spectrolab is a company that manufactures and supplies multijunction solar cells and high-intensity searchlight systems for space missions. | Korea Photonics Technology Institute Korea Photonics Technology Institute (KOPTI, 한국광기술원) is a research institute specialized in the field of photonics technology. | |
Founding Date | Founding Date 1973 | Founding Date 1956 | Founding Date 2001 |
Type | Type Private | Type Subsidiary | Type Private |
Tags | |||
Locations | Locations Andover, US HQ Bedford, US Dayton, US Englewood, US Pleasanton, US Wilmington, US Epping, US | Locations Los Angeles, US HQ | Locations Gwangju, KR HQ |
Employees | Employees 3004% decrease | Employees 19213% decrease | Employees 1093% increase |
Operating ⚠ | |||
Product Categories | Product Categories 9 (Mar, 2023) | Product Categories 3 (May, 2024) | Product Categories N/A |

Spectrolab is a company that manufactures and supplies multijunction solar cells and high-intensity searchlight systems for space missions.
View companyKorea Photonics Technology Institute (KOPTI, 한국광기술원) is a research institute specialized in the field of photonics technology.
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