Links
[1] http://www.rdmathis.com/index.html
[2] http://www.rhcheney.com/index.html
[3] http://www.sig-inst.com/
[4] http://www.tungsten.com/mtsprod.html
[5] http://www.sylvania.com/
[6] http://www.newportlab.com/products.htm
[7] http://www.varianinc.com/cgi-bin/nav?/products/vacuum/
[8] http://www.thinfilmtech.net/
[9] http://www.dentonvacuum.com/
[10] http://www.uvmab.com/
[11] http://www.sspectra.com/index.html
[12] http://www.aip.org/avsguide/index.html
[13] http://www.targetmaterials.com/
[14] http://www.webelements.com/tungsten/
[15] http://www.vatran.com/index.html
[16] http://www.co2clean.com/
[17] http://www.dmo.be/
[18] http://www.schmitt-ind.com/
[19] http://www.konicaminolta.com/instruments/index.html
[20] http://www.photonicsonline.com/
[21] http://metals.about.com/od/sputteringtargets/Sputtering_Target_Suppliers.htm
[22] http://www.sputtercoat.com
[23] http://materion.com/Businesses/Barr%20Precision%20Optics%20and%20Thin%20Film%20Coatings.aspx
[24] http://setas-www.larc.nasa.gov/LDEF/MATERIALS/mat_databases.html