Designs and manufactures highly engineered, precision power conversion, measurement, and control solutions for mission-critical applications and processes. Applications are in a wide range of industries including semiconductor equipment, industrial, manufacturing, telecommunications, data center computing, and medical.

Specializes in optical technology, providing capabilities in high-performance, fiber optic-based test products for the telecommunications industry and fiber optic-based sensing solutions for infrastructure, aerospace, and automotive industries.

Manufacturer of scientific imaging, microscopy, and spectroscopy solutions. Supplies innovative, flexible microscopy systems, high-performance scientific digital CCD, ICCD, EMCCD, and sCMOS cameras and spectrographs to research establishments.

Manufacturer of sensors, encoders, measuring instruments, and components for automated image-processing.

Excelitas Technologies Corp. is a leading industrial technology manufacturer focused on delivering innovative, market-driven photonic solutions to meet the lighting, optical, optronic, and detection needs of global OEM customers.

R&D and production of quanta image sensors (QIS) and camera systems for a variety of imaging applications.

Importer and distributor of photonics components and subsystems for use in instrumentation. Products include photomultiplier tubes, solid-state photodetectors, IR detectors, image sensors, scientific cameras, light sources, and x-ray solutions.

Specializes in the development and production of advanced monitoring systems based on optical fiber Bragg grating (FBG) technology. Certified ISO 9001 standards. Provides optical sensors, interrogators, software and components together with complete monitoring solutions, primarily on an OEM basis.

Specialized in photon counting solutions for the visible and near-infrared regions of the optical spectrum based on SPADs and SNSPDs, pulsed laser sources, precision counting and timing electronics, and photonic sensing solutions for industrial and research applications.

Develops, calibrates, and markets a complete line of laser measurement equipment, including laser power/energy meters and sensors, laser beam profilers, and M2 instruments. Products include camera-based profiling for real-time 2D/3D measurements and scanning-slit profiling for measuring high-power laser beams with minimal attenuation.

Admesy develops and builds measurement equipment for (inline) light, color, and spectral measurements. Our product range consists of lightmeters, colorimeters, spectroradiometers, 2D spectral vision systems, and accessories such as controllers, spheres, and controlled light sources.

Manufacturer of air-bearing stages, mechanical-bearing linear motor and ball-screw stages, piezo and direct-drive nanopositioners, hexapods, gantries, galvanometers, fiber optic positioners, motion controllers, linear brushless motors and drives, rotary servomotors and amplifiers, and robots. Cleanroom and high-vacuum systems available.

Develops microlenses and microlens arrays, diffractive optics, IR sources and TDLS-based gas analyzer modules. Standard products and custom OEM solutions include micro-optics for fiber array collimation, laser diode and VCSEL collimation and coupling, mid-IR sources with reflector, and TDLS-based gas sensing OEM modules.

Vertically integrated spectral sensing company that designs and manufactures advanced high-throughput spectral instruments, from UV-VIS-NIR-SWIR spectrometers, palm held analyzers, hyperspectral imagers and confocal Raman microscopes to portable mass spectrometers.

Supplies quantum cascade tunable IR lasers (3.3 to 17+ microns); UV and IR detectors; single-photon counting electronics and systems for single-molecule detection, FLIM, spectroscopy, diffuse optical tomography and laser radar. Also photon counting detectors and IR thermal sources, IR LED and UV LED.

Product line manufacturer of flex pivot bearings and flexible metal and super plastic couplings. Custom metal flexures and other metal precision components to customer specifications, as well as cryogenic transfer lines.

Supplier of high precision and accuracy components and subsystems for industrial and medical applications. Featured products include high resolution optical reflective linear and rotary position sensors (encoders), digital encoder galvano scanner systems, surface reflectance analyzer, and 3D machine vision system for parts bin picking.

Manufacturer and supplier of SWIR image sensors mainly in InGaAs photodetector products. Designs and fabricates products in 1 to 3 mm large-area photodiodes for optical power measurement and 2D FPA for SWIR imaging applications. ISO 9001:2015.

One-stop optical devices supplier with four factories. Manufactures acousto-optic modulators, Faraday rotators and isolators, fiber coil, couplers, WDM, isolator, circulator, FRM, integrated components, PBS, APD, laser diodes and modules, EDFA, optical amplifier module, ASE sources, NLW laser. Stock or custom optic items for fiber laser and sensor systems.

Manufacturer of mid-IR lasers, sensors, and imaging systems for mid-IR applications including molecular spectroscopy, life sciences, remote sensing, process control, and defense and security. Laser performance spans 3 to 13 microns, with options for pulsed, CW, broadly tunable, narrow linewidth, rapid-scan, and high power output.

Manufacturer of InGaAs detectors in TO, connectorized, ceramic mount, or pigtailed packages. Active diameters range from 30 microns to 5 mm. Array products include InGaAs linear arrays and fiber ribbon arrays.

Manufactures germanium p-n photodiodes with up to 25-mm-diam and InGaAs p-i-n high-speed, large-area, and extended long wavelength photodetectors and APDs for NIR/SWIR applications. Specializes in custom submounts and packages including fiber pigtailed, TE-cooled, and two-color sandwich sensors for pyrometry.

Manufactures a wide range of IR 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-39, TO-8, and TO-3 size packages with gold-plated parabolic reflectors.

Provides innovative precision analog measurement and signal generation, data acquisition and control instrumentation, pulse and picosecond timing delay generation, laser diode drivers, waveform generators, and fiber optic, photonics, and mixed technology products for demanding aerospace/defense, scientific, and industrial applications.

Product line includes Stokes polarimeters, birefringence measurement tools and a line of polarization components for researchers and OEMs including optical choppers (20-84 kHz), photoelastic modulators (for MOKE, ellipsometry, RAS, and fluorescence), detectors, lock-in amplifiers, and a pulse-delay generator.

Supplier of avalanche photodiodes and modules (Si, InGaAs), IR detectors (InGaAs, PbS, PbSe, pyroelectric), photon counting modules, laser diodes and modules (different wavelengths and power), pulsed laser diodes (905 and 1550 nm), laser diode drivers, laser optics, spatial light modulators, polarizers, UV LEDs and glass filters.

LaserPoint manufactures laser power and energy meters for laser measurements with high accuracy up to multi-kilowatts optical power level. We also provide unique in the market and patented high-tech solutions to measure ultrafast lasers down to femtosecond pulse duration and high repetition rates up to MHz range.

Standard and custom photodetectors and high-quality, reliable VIS and IR LEDs. Our advanced performance sensors operate from the extreme ultraviolet (UV) to the mid-infrared (mid-IR). Photodetectors provide high-energy particle, electron, x-ray, and UV detection; plus excellent mid-IR sensitivity to discriminate gases, detect heat, sparks, and flames.

Global provider of photonics, optoelectronics, and advanced electronic systems for aerospace and defense, medical, and industrial OEMs that demand high-reliability, high-performance, market-driven technology solutions.

PM fiber components; patch cords, splitters/combiners, polarizers, isolators, fused/PLCS couplers, test equipment; PER meter, polarized sources, PDL emulators, polarization controllers/analyzers, digital/motor driven/manual variable attenuators, laser/laser diode to fiber delivery systems; collimators/focusers, polarization entangled photon sources.

Specialist manufacturer of vacuum-based tubes and camera systems for photon detection: image intensifiers, solar blind detectors, PMs, streak tubes, and camera systems. Applications: physics, defense, physical chemistry, bioluminescence, space-science, material and biological inspection. ISO 14001:2015.

Manufacturer of scientific camera and detector systems covering the range of visible to x-ray and neutron detection.

Publisher of Photonics Spectra, BioPhotonics, and Vision Spectra magazines (print and digital); the Photonics Marketplace featuring the Buyers' Guide and Handbook, (online and in print), ProdSpec, Career Center, and Dictionary; and Photonics.com - with online versions of all our publications, daily news, feature articles, webinars, videos, whitepapers, subscriptions, tradeshow coverage, a bookstore, the All Things Photonics Podcast, and more. Organizer of Photonics Spectra online conferences throughout the year.

Designs and manufactures quality photo sensors for detection, imaging, and amplification of low light.

Sensors Unlimited is a major supplier of InGaAs technology, products, and shortwave infrared imaging solutions. Products built on our InGaAs platforms are SWIR 2D area cameras, 1D line-scan cameras, and linear photodiode arrays.

Teledyne DALSA is a part of Teledyne’s Vision Solutions group and a leader in the design, manufacture, and deployment of digital imaging components for machine vision. Teledyne DALSA image sensors, cameras, smart cameras, frame grabbers, software, and vision solutions are at the heart of thousands of inspection systems around the world.

Designs and manufactures IR detectors for the 0.75 to 26 micron range for commercial, military and space markets. Products include Ge, InGaAs, Ext-InGaAs, InAs, InSb, PbS, PbSe HgCdTe detectors, linear and 2D arrays with a wide range of detector cooling options for scientific and industrial radiometry, spectroscopy and imaging applications.

A photonic semiconductor company with a complete front-end and back-end fabrication line, specializing in II-VI and III-V compound materials. The manufacturer that offers a wide array of photonic and microelectronic devices: epiwafers, infrared wafers, and detectors, based on unique proprietary technology.