GPD Homepage

Welcome to GPD Optoelectronics Corp...
GPD has been a manufacturer of power and high speed Germanium transistors and diodes since 1973 and a manufacturer of infrared photodetectors since 1985. We offer Ge, p-n, APD and InGaAs p-i-n high speed and large area photodetectors for radiation detection and telecommunication applications. GPD maintains an inspection system in accordance with MIL-I-45208. Photodiodes are subjected to Telcordia testing requirements (TA-NWT-00093), MIL-STD-883 test methods and/or customer specifications.

Company History?
• 1973 Founded as Germanium Power Devices Corp.
• 1980 Introduced Ge pn Detector Products
• 1993 Introduced InGaAs Detector Products?
• 2000 Relocated to Salem, New Hampshire- Doubling Capacity
• 2005 Introduced Extended-Wavelength InGaAs Detector Products
• 2012 Introduced Customizable 2-color Detectors
• 2014 Introduced Quadrant and Two-Color Photodiodes
See Us At:

7 Manor Parkway, Salem, New Hampshire 03079 USA       Tel: 603.894.6865        Fax: 603.894.6866        E-Mail:

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