Description

block 64% within 450nm

Accord with BS EN ISO 12312-1:2013 and EN1836:2005+A1:2007

very lightweight

which is for reading and close-up work

Bridge(DBL) about 7/16 inches (11mm)

Classic Blue Light Blocking Eyeglasses for Kids DSDT1951 Color:Black block 64% within 450nmAcrylic lens, plastic frame with spring hinges Block 98% blue light, serious color distortion Frame width about 5 1 16 inches (128mm) Lens width about 1 15 16 inches (50mm) Lens height about 1 7 16 inches (37mm) Bridge(DBL) about 3 8 inches (10mm) Temple length about 5 1 8 inches (130mm)

Exchange/Return Notes

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