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Acrylic lens, metal frame with spring hinges
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Block 40% blue light, almost no color distortion
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Frame width about 5 5/16 inches (135mm)
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Lens width about 1 15/16 inches (50mm)
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Lens height about 1 1/8 inches (29mm)
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Bridge(DBL) about 3/4 inches (19mm)
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Temple length about 5 5/16 inches (135mm)