Optical coatings are largely used in the area of sunglasses, eyeglasses, vehicle headlights, mirrors, windows, optic filters for laser technology.
Anti-reflective/anti-glare coatings for eyeglasses Laser lenses, Optical filters for achromatic lenses (for astronomy and photography), Cable communications (e.g. DWDM), Spectroscopy
Angioplasty devices, Anti-rejection coatings for implants (e.g. artificial hips, dental implants), Radiation capsules for cancer treatment
Currency, credit-card, and check-security, markings/holograms, Night vision/infrared equipment, One-way security windows