Sensors & Detectors

Sensors Unlimited is a 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.

Manufacturer of polarization maintaining fiber optic couplers, WDMs, pump couplers, polarization splitters, interferometers, and noncontact displacement sensors.

Designs and manufactures IR detectors for the 0.5 to 24 micron range. Products include InGaAs, Ext-InGaAs, InAs, InSb, PC&PV HgCdTe detectors, linear and 2D arrays with a wide range of detector cooling options for defense, security/safety, chemical and biological detection, semiconductor inspection, life science, and spectroscopy markets.

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.

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.

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.

Manufacturer of PbSe and PbS infrared detectors and arrays, sensitive from 0.7 to 5.5 microns, for capnometry, imaging, CO, CO2, and N2O gas analysis, flame detection, and process control. Detectors are offered in standard and custom packages in single element and array configurations. Options include IR filters, TE coolers, and temperature sensors.

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.