PDF Extra protection from light outdoors, indoors and even in the car
Extra protection from light outdoors, indoors and even in the car
Transitions, the swirl, and XTRActive are registered trademarks of Transitions Optical, Inc. ?2015 Transitions Optical, Inc. Photochromic performance is influenced by temperature, UV exposure, and lens material.
Barriers to recommOepnpdoinrtgunpihtyotocmhreoemt iucnsmet needs
Not available in lens types needed Don't think to offer Don't know enough to recommend Patients won't be satisfied by performance
? No in-car activation/ not dark enough in car ? Not dark enough outdoors ? Don't work as well in extreme
temperatures ? Clarity isn't good enough indoors
Increased availability Driving consumers to ask Proven dispensing tips Unique product benefits
2
OVERCOMING PERFORMANCE BARRIERS
HOW PHOTOCHROMICS WORK
The typical photochromic molecule
HEAT
UV (LIGHT ENERGY)
COLORLESS STATE
TWO SMALL CHROMOPHORES
COLORED STATE
ONE LARGE CHROMOPHORE
4
Darkness vs. temperature challenge
5
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