Applied Optoelectronics Inc. - Develops and manufactures advanced optical devices, including laser diodes, photodiodes, related modules and circuitry.
http://www.ao-inc.com/ more info...
OPTEK Technology - OPTEK Technology is a leading supplier of optoelectronic products for sensing, illumination and indication applications.
http://www.optekinc.com/ more info...
PerkinElmer Optoelectronics - Providing market driven, integrated solutions for biomedical and industrial applications.
http://www.perkinelmer.com more info...
