Acktar Ltd
High emissivity optical coatings with high surface area for: infrared and visible optics, focal plane array, thermography, thermal control, and electrolytic capacitors.
http://www.gaertnerscientific.com
http://www.majestic-coatings.com/
http://www.opticalcoatings.com/
http://www.techmark.nl/ocj/index.htm
http://www.thinfilmcenter.com/