non-polarized

Lens width: 5.2 centimetres

DIMENSION - Lens width:52mm, Lens height: 43mm, Bridge: 18mm, Frame total: 131mm.

ANTI BLUE LIGHT - Can cut 90% of the blue light, relieving eye fatigue, dry and vision falling.

PROTECT YOUR EYES - High Energy Blue Light emitted by electronic devices (such as computers, TV, smartphones) have shown to increase the risk of vision conditions from sore dry eyes to macular degeneration. Maintain healthy eyes by reducing exposure to high energy blue light.

MU CHAOHAI Men Women Retro Business Metal Fram Classic Blue Light Filter Computer Lightweight Clear Lens