Choosing the right index 

The effect of index, constringence, UV blocking and mass are the principal factors which must be taken into account when choosing spectacles. 

BBGR offers a diverse range of integrated solutions to satisfy your most demanding customers.



Trivex combines amazing visual clarity, unmatched strength and protection with the lightest commercial lens material on the planet. Why would you recommend anything else?

  • Protection: Against UV on and off the field.

  • Lightweight: Lightest commercial material available, 1.53 index

  • Visual Clarity: Clear optics with no colour aberration, 45 ABBE value

  • Strong: Proven protection for kids in their unpredictable lives

Perfect for Kids!


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