Rainbow Research Optics has the experience you can count on with over 15 years of experience. We offer many optical filter brands. We also offer custom optics, windows, lens, Mirror Substrates, Beamsplitters,Laser Mirrors, Coatings, Wave Plates, Polarizers, Prizims and more! Rainbow Optics always strives for high quality for every project with fast turnaround time. Learn more at www.rainbowoptics.com.