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Home  >  Products  >  Treatments  >  TD2 TD2   Did you know that most lenses returned are returned due to backside scratches? Protect your patients' lenses from scratches on both sides with the full protection of TD2.   Why do you need TD2 ? - Nearly half of the lens returns are due to backside scratches - Half-protection means half-satisfaction (TD2 protects the whole lens) - Unhappy patients cause lost profit - Time wasted on returned lenses and re-dispensing is uncompensated How tough is TD2 ? - Protects against scratches caused by normal wearing conditions - Protects your patients' lens investment - Protects with the industry's best warranty TD2 offers maximum protection - Less than 1% of TD2 protected lenses have been returned for scratches - More than 100 million lenses with TD2 have been dispensed worldwide      Not all back-sides are created equal.  Only TD2® offers superior back-side protection TD2 is a league on its own TD2 offers CONSISTENT AND SUPERIOR PROTECTION offers 2-sided scratch resistance : Some lenses offer INCONSISTENT, LOW BACKSIDE PROTECTION from ordinary manufactured Rx lenses : Other lenses offer NO BACKSIDE PROTECTION from ordinary manufactured Rx lenses without any coating at all: BEHIND THE TOUGHNESS TD2 integrates glass-like silica particles into its polymer matrix. They impart a hardness and scratch-resistance that is superior to other scratch-resistant technologies. Behind the durability The polymer matrix is designed to expand and contract with the lens. This prevents cracking if the lens is impacted.    TD2 bonding process TD2's unique polymerization process intermingles TD2 molecules with substrate molecules to create the most durable bond possible on both sides of the lens. The bonding process takes place in an ultra-clean HEPA-filtered environment that changes the air 31 times per hour. This ensures a perfect bond to the lens without any contaminants.