Becker and Hickl GmbH. Becker & Hickl products include: Photon Counters, TCSPC Cards, Detectors, Sampling modules, Diode Lasers, Lock-in Amplifiers, Delay Generators and Amplifiers. These systems are integrated into fluorescence systems and laser scanning microscopes for FRET and FLIM.

Electro-Optics Technology Inc. Detectors for 0.19 - 1.7µm and Faraday rotators and optical isolators.

id Quantique. id Quantique's product offering includes photon-counters for the visible and infrared regions of the optical spectrum, as well as short-pulse laser sources.

Licel. Modules and detectors for remote sensing applications such as LIDAR.

Ocean Optics Inc.. Ocean Optics is the leading manufacturer of solutions for optical sensing. Their extensive range covers all aspects of spectroscopy and the interaction of light with matter.

Vigo Systems Ltd. Provider of detectors from 2-12µm with room temperature, TE and LN cooled configurations.