AR coated Lens Kits consists of for basic types of lenses: plano-convex, biconvex, plano-concave, biconcave lenses with different focal length. The Lens Kits are available from two types of optical material: BK7 or UVFS. BK7 Lens kits includes 40 lenses coated with anti-reflection coatings for: AR@500-1100 nm, AR@532+1064 nm, AR@1064 nm or AR@532 nm. While UVFS Lens Kits includes 36 lenses coated with anti-reflection coatings for: AR@500-1100 nm, AR@532+1064 nm, AR@1064 nm, AR@532 nm, AR@355 nm or AR@266 nm.