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Photonics Buyers' Guide
Large Fresnel Lens
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Optical Thin-Film Coatings
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Triad Technology Inc. - Longmont, CO
Supplier of precision gas and vapor wavelength reference cells, wavelength calibration devices, wavelength locking equipment, external cavity tunable laser systems and stabilized laser systems. Inventory includes standard reference cells and select laser diodes used in tunable laser systems.
Hamamatsu Corporation, Sub. of Hamamatsu Photonics K.K. - Bridgewater, NJ
Importer and distributor of photonic components and subsystems for use in instrumentation. Products include photomultiplier tubes, solid-state photodetectors, IR detectors, image sensors, scientific-grade CCD cameras, light sources and x-ray solutions. In Europe, please call freephone 00 800 800...
Hellma USA, Inc., Sub. of Hellma GmbH & Co. KG - Plainview, NY
Manufactures 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...
Japan Cell Co., Ltd. - Machida, Japan
Fabricates adhesive-free sapphire, quartz and glass optics such as flow cytometry cells, ultrahigh vacuum cells for analysis and research. Also supplies drum lenses and fly eye lenses for inspection and exposure systems for semiconductor and flat panel display manufacturers.
Curtis Technology, Inc. - San Diego, CA
Friedrich & Dimmock, Inc. - Millville, NJ
International Crystal Laboratories - Garfield, NJ
Intrinsic Crystal Technology Co., Ltd. - Qinhuangdao, China
NSG Precision Cells, Inc. - Farmingdale, NY
Precision Glassblowing of Colorado - Centennial, CO
Specialty Glass Products - Willow Grove, PA
Wilmad-LabGlass, A SP Industries Co. - Vineland, NJ
1. A single unit in a device for changing radiant energy to electrical energy or for controlling current flow in a circuit. 2. A single unit in a device whose resistance varies with radiant energy. 3. A single unit of a battery, primary or...
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