Outlasts ALL other UV Dyes. No more boil-overs! No more globs in your tint tank! BPI UV Diamond Dye is completely clear. It will not build-up in the bottom of your dye tank. In fact, it will not wear out because of the amount of time in the tint tank. BPI UV Diamond Dye is the ideal UV dye for those labs that have low volume UV treatments. You can expect well over 100 pairs from a single bottle. Many labs have experienced up to three months of use from a single bottle of BPI UV Diamond Dye. The density and hardness of the crystal matrix will reduce the number of scratches. Processing time: 30 - 40 minutes. Treats more than 100 pairs of lenses.

Protection never fades
It is the only UV dye that will NOT fade. In fact, the longer it is exposed to ultraviolet light, the more UV light it absorbs due to its active crystal matrix.

UV and scratch protection
UV Diamond Dye has the only active crystal molecular matrix that penetrates deep into the lens. The density and hardness of the crystal matrix will reduce the number of scratches.

No more yellow lenses
UV Diamond Dye will never yellow a lens! In fact, it is the only UV dye recommended by many manufacturers of hard coated lenses.

California residents: click link to product SDS and check Section 15 for California Proposition 65 warnings.