Photonis Imaging Sensors
Photonis is a global business serving the photo sensor technology needs of world-leading clients in the areas of Industry & Science, Medical Imaging and Night Vision.
http://www.photonis.com

The History of Gamma-ray Astronomy
This site is intended for students age 14 and up, and for anyone interested in learning about our universe.
http://imagine.gsfc.nasa.gov/docs/science/know_l1/history_gamma.html

PrincetPrinceton Gamma- Tech
Princeton Gamma-Tech (PGT) produces EDX energy-depressive systems, X-ray and Gamma-ray detectors, MCAs and nuclear spectroscopy systems; SiLi and HPGe detectors for EDS
http://www.pgt.com/

Autographa gamma
description
http://www.agroatlas.spb.ru/pests/Autographa_gamma_en.htm

Gamma FAQ
In video, computer graphics and image processing, gamma represents a numerical parameter that describes the nonlinearity of intensity reproduction.
http://www.poynton.com/notes/colour_and_gamma/ColorFAQ.html

Sensorex
Sensorex quality pH Electrodes, ORP Electrodes, Conductivity Sensors, non-contacting Toroidal Conductivity Sensors, dissolved oxygen sensors, and Chlorine Dioxide Sensors. Sensorex over 30 years experience manufacturing a wide array of electrochemical sensors. Find the right sensor for your application.
http://www.sensorex.com

IFM Efector, Inc.
ifm efector - Sensors and Controls
http://www.ifmefector.com/

INFRA Electronic Sensors
Manufacturing photoelectric sensors, inductive and capacitive sensors, thru beam photoelectric sensors, magnetic and connectors. From Italy.
http://www.infrainternational.com/prodotti.htm

SIE Sensors
Manufacturers of a wide range of capacitive sensors. Many specialty sensors, including flexible, high temperature and analog capacitive sensors.
http://www.sie-sensors.com/

The Gamma-Ray Astronomy Team
The primary objectives of the research are to study pulsars, black holes, other galaxies, gamma-ray bursts, and other exotic astrophysical objects.
http://gammaray.msfc.nasa.gov