Photonics Buyers' Guide > Tungsten Light Sources
(17 companies)
Tungsten Light Sources
  • HelioWorks, Inc. - Santa Rosa, CAManufactures a wide range of infrared sources or lamps primarily for the OEM market. Products include pulsable sources utilizing tungsten and Nichrome (NiCr) and steady-state sources utilizing Kanthal and NiCr filaments. All are constructed in industry standard TO-8 and TO-3 sized packages with...
    • Manufacture Stock
    • Manufacture Custom
  • Hellma USA, Inc., Sub. of Hellma GmbH & Co. KG - Plainview, NYManufactures and supplies Hellma cells, fiber optic probes, photometric calibration standards, flat and cylindrical optics and accessories for lasers, spectrophotometers and fluorometers. Supplies Heraeus light sources including vacuum UV, deuterium, hollow cathode, PID spectral calibration and...
    • Supply/Distribute

  • TERMS
  • tungsten lamp An evacuated bulb containing a tungsten filament that is heated by passing an electric current through it. In domestic light bulbs the inside of the bulb is frosted to soften shadows. In projection lamps, the filament is very compact and enclosed in...



   


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