The uniform proportion of different glasses are found in?
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Lens tint options include:
Amber/yellow/orange: (76-86% VLT) Enhance contrast. ...
Blue: (68-78% VLT) Reduce yellow light. ...
Dark amber/copper/brown: (44-68% VLT) Outdoor use where sunlight and glare cause eye fatigue and strain. ...
Vermillion: (40-82% VLT) Enhance contrast. ...
Red: (28-48% VLT) Enhance detail and depth perception
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