Why choose coated lens and what the advantages of it?
Adriano Optical Clinic - Multi-coated lenses incorporate a combination of coatings – anti-reflection, water repellent and ultraviolet protection coatings – combined to improve the properties of your glasses. GET FREE STOCK MULTICOATED
8 to 24mm 1.25" Eyepiece Multi Coated Lens for Telescope Astronomical . | eBay
Multi-coated lenses for a multi-screen lifestyle | Philstar.com