Transitions ® lenses and Blue Light Brief Training Presentation ©2016 Transitions Optical Limited. All rights reserved.

What is Harmful Blue Light? Harmful blue light is centered around 435nm.

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Common Sources of Harmful Blue Light LED Lights Digital Devices Metal Halide Lamps INDOORS OUTDOORS THE SUN OVER 100 TIMES MORE INTENSE THAN ELECTRONIC DEVICES AND SCREENS

The Sun is the Largest Source of Harmful Blue Light TRUST ME, IT’S THERE The TV plot area is so small you can’t see it on this graph.

Blue Light Scatters (Rayleigh Scattering) 6 Makes the sky blue. Glare is caused by light scatter. The result is visual discomfort and fatigue.

Natural Defenses 7

Protection 8 INDOORS OUTDOORS

Blocks at least 20% indoors – 2X times more than a clear lens 1 Blocks at least 34% indoors – 3X times more than a clear lens 2 Standard Clear Lens HOW DO TRANSITIONS LENSES HELP? INDOORS 1 Transitions ® lenses block 20% to 36% of harmful blue light indoors excluding CR607 Transitions ® Signature ® VII products which block 14% to 19%. The 2 times comparison refers to typical clear 1.50 and polycarbonate hard-coated lenses. 2 Transitions ® XTRActive ® lenses and Transitions ® Vantage ® lenses block 34% to 36% of harmful blue light indoors excluding CR607 Transitions ® XTRActive ® products which block 27% to 31%. The 3 times comparison refers to typical clear 1.50 and polycarbonate hard-coated lenses.

Blocks 88%-95% outdoors Blocks over 85% outdoors OUTDOORS

How they work 11 INDOORS OUTDOORS

Existing, embedded benefit appeals to a broad array of wearers 12

Transitions lenses help protect against harmful blue light … everywhere you need it

Delivering comfort of vision today and protection for tomorrow, Transitions ® lenses block harmful UV and reduce exposure to harmful blue light indoors and outdoors so you can safely enjoy your vision today and in the future. 14