Ultrathin Pocket Round Computer Reading Glasses Blue Light Reading Spectacles Eyeglasses With Case Color:Black the optional photochromic lenses provide

the optional photochromic lenses provide added protection from sunlight while ensuring optimal clarity

improve the visual acuity of the amblyopic eye

areas where sand and large dust particles are blowing at high speed

Lens Width: 50 mm

Ultrathin Pocket Round Computer Reading Glasses Blue Light Reading Spectacles Eyeglasses With Case Color:Black the optional photochromic lenses provideMetal & TR90 Mix Frame frame Resin lens Lens width: 40 millimeters ULTRA THIN READING GLASSES The thickness is only 0. 27 inch after storage, which is convenient to carry. With a weight of 0. 1lb , you will hardly feel any weight when carrying it. The ultra light frame makes your nose no longer under pressure. MINI GLASSES CASE After putting it in the exquisite glasses case, you can put this pair of reading glasses in any convenient place. BLUE LIGHT