Rainbow Research Optics, Inc. has many Optical Coatings to choose from.  They have Laser Line High Reflector,Broadband Multilayer AR Coating Laser Line V-Coating, Single Layer Anti-Reflection (AR) Coating, Double-V AR Coating, 45 Degree Thin Film Polarizer Coating, or beam splitting coating, and more.  For more information visit www.rainbowoptics.com.