CessBlu Blue Light Filter Computer Reading Glasses Anti Glare UV Eyestrain for Women(Blue)Plus1.75

FEATURES Frame Material: plastic Diopter available:+0.0/+0.5/+0.75/+1.0/+1.25/+1.5/+1.75/+2.0/+2.25/+2.5/+2.75/+3.0/+3.5/+4.0 Lens width:2 1/16"(53mm) Frame width:5 5/16"(135mm) Lens height:1 1/8"(28mm) Frame height: 1 1/4"(32mm) Bridge(DBL):1/2"(13mm) Temple length:5 5/16"(135mm) Spring hinge: Yes Lenses: Aspheric Head size: Medium CARE To avoid damage, never clean your eyeglasses with paper towels or clothing or alcohol, and also avoid using household detergents or soaps. While a few mild soaps don't harm lenses, today's extra strength soaps are powerful enough to slowly disintegrate lens coatings. NOTE Size for manual measurement, there may be a 0 to 1 cm error, belongs to the normal phenomenon. The lenses do not block blue color of online test for color filtering properties. Please check Cessblu darker yellow lenses if you need block blue color and more blue light. Please specify the frame color and lens strength when pay for this.Thanks!