DIAMONEX, the world's premium supplier of Superhard Diamond-like Products, offers the 3 best choices in scanner glass. This innovative line of scanner windows can dramatically improve the lifetime, read accuracy and read rate of laser barcode scanners. Uncoated glass is subject to scratching and scuffing, resulting in poor read accuracy and read rate. DIAMONEX's superior surface has high hardness, chemical resistance and very low friction which means less re-scanning, reduced POS cost and happy customers. EVERSCAN The most scratch resistant coated glass offered by DIAMONEX. Designed for bar code scanning, this coated glass offers an inexpensive alternative to sapphire-laminated glass products. A limited Lifetime Warranty is offered for bar code scanning applications AEGISGLASS PLUS Our Aegisglass Plus offers better transmission with a slightly lower scratch resistance than the Everscan. For bar code scanning applications, DIAMONEX offer a 5 year limited warranty Other Coated Glass Products Our Aegisglass coated glass offers the best transmission vs Aegisglass Plus and Everscan. For bar code scanning applications, DIAMONEX offers a 3 year limited warranty. Scanshield is our most economical coated glass and for bar code scanning applications offers a 1 year limited warranty. Please Contact Us for more details on these coatings