5 pack thick bifocal blue light blocking reading glasses dss027 Magnification Strength:+2.00 61 Mid-index

61 Mid-index

offrendo una maggiore sicurezza all'aperto

montatura in metallo con cerniere a molla

Altezza dell'obiettivo circa 1 9/16 pollici (40mm)

Lens height about 1 11/16 inches (43mm)

5 pack thick bifocal blue light blocking reading glasses dss027 Magnification Strength:+2.00 61 Mid-indexAcrylic lens, plastic frame with spring hinges Block 98% blue light, serious color distortion Frame width about 5 3 4 inches(146mm) Lens width about 2 inches(51mm) Lens height about 1 9 16 inches(40mm) Bridge (DBL) about 1 2 inches(13mm) Temple length about 5 1 2 inches(140mm) EYEKEEPER BIFOCAL GLASSES A crescent shape on the bottom part of the lenses have magnification, which is for reading and close up work. And the other parts of the lenses have no