• Acousto-Optics and Electronics
  A.A offers acousto-optic devices (modulators, shifters, deflectors, Tunable filters, Q-switches) and associated Radio-Frequency drivers
• Andover Corporation
• Argus International, Ltd.
• Casix, Inc.
• Control Optics
• Corning OCA
• Digital Optics Corporation
• II-VI, Inc.
• Laseroptic GMBH
• Melles Griot
• Newport
• OFR - Optics for Research
• Omega Optical Filters
• OptoSigma
• OZ Optics Ltd.
  OZ Optics is one of the leading fiber optic component manufacturers in the world. Privately owned, with over 3,000 customers in the telecommunications
• Polaroid
• Richardson Grating Laboratory
• SOREM
  SOREM manufactures optical materials (transmission from UV to far IR), optical components, optomechanical assemblies and the HVIR window for infrared
• Team Technologies, Inc.
• VLOC
• Zygo Corporation
• Te Lintelo Systems
  Te Lintelo Systems is a distributor for high tech optical and opto electronic components in the Benelux. countries
• Geonika, s.r.o.
  Classroom demonstration kits for teaching optics. Light diffraction, Polarized light, Colour mixing, Light dispersion.

Laser Systems

• Anderson Lasers, Inc.
• Brimrose Corporation
• Clark-MXR, Inc.
• Coherent Laser Group
• Continuum
• General Scanning Inc.
• Intelite, Inc.
• Light Age, Inc.
• New Wave Research
• Opotek, Inc.
• Polytec PI
• Quantel
• Quantronix
• Spectra-Physics

Fiber-optics

• FSI - Fiberoptic Systems, Inc.
• Incom
• Iridian Spectral Technologies
  Iridian Spectral Technologies leading edge products involving optical thin film technology.
• JDS Uniphase
• Norland Products, Inc.
• Polymicro Technologies, Inc.

Other

• Orbital Networking Engineering, Inc.
  Orbital Network Engineering, Inc. is the leader in applying high reliability mission critical wireless technology to the needs of space and telecommunications industries.
• California Hydrogen Business Council
  The news and information resource for the companies building the hydrogen economy.
• SafeSun, Personal UV meter
  SafeSun spectral charecteristic follows human skin sensitivity to UV burning in 300-340nm range
• EG&G Signal Recovery Home Page
  Details of all current EG&G Signal Recovery Instruments, including lock-in amplifiers, choppers, preamps & signal averagers
• Reade Advanced Materials
  A 600 page supersite of background information on metal, ceramic, mineral, composite, and polymer particles used in the physics industry., Providence, RI and Sparks, NV
• e-NoteBooks
  Publishers and resellers of add-ons for Mathematica and LabVIEW. Downloadable distributions available from our online store.
• Richard Paul Russell Limited
  Hand-held anemometer instruments for measurement of airflow temperature & humidity
• A-VAC Industries
  high vacuum equipment sales, service and support. Helium leak detectors, vacuum pumps, accessories, parts and professional service since 1969 , Anaheim, CA. U.S.A.
• B&B Electronics
  Full line of interface converters: RS-232 to , Ottawa, Illinois
• Omicron Vakuumphysik GmbH
  Omicron manufactures a wide range of scanning probe microscopes and instruments for electron spectroscopy for surface science and nanotechnology