US$ 44.95
Lens width about 2 5/16 inches (59mm)
Bridge (DBL) about 1/2 inches (13mm)
but also for computer and looking close
block 77% within 430nm
you can choose a different lens power in your readers directly
4 Pack Modern Blue Light Blocking Reading Glasses HPE19042 feed-color-Black/Blue/Gunmetal Lens width about 2 5/16Acrylic lens, plastic frame with spring hinges Block 90% blue light, 30% color distortion Frame width about 51 2 inches (140mm) Lens width about 21 16 inches (53mm) Lens height about 15 16 inches (34mm) Bridge(DBL) about 9 16 inches (14mm) Temple length about 51 2 inches (140mm)
US$ 44.95
US$ 54.95
US$ 35.99