MORA ROCHI Square Diamond Rhinestone Blue Light Blocking Glasses Metal Frame Crystal Eyeglasses MR6001 C3 Silver

MORA ROCHI Square Diamond Rhinestone Blue Light Blocking Glasses Metal Frame Crystal Eyeglasses MR6001 PRODUCT PACKAGE INCLUDES: Glasses * 1 Soft Microfiber Pouch * 1 Soft Glasses Cloth * 1 HOW TO CARE To avoid damage, never clean your sunglasses with paper towels or clothing, 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. Product Size: PRODUCT DIMENTION  —  Lens Width: 60mm(2.36inches)-----Lens Height: 45mm(1.77inches)-----Nose Bridge: 18mm(0.71inches)-----Temple Length: 142mm ( 5.59 inch).(The size is measuring by hand.There will be slight difference.) What's the blue light? The human eyes are gradually adapting to natural light sources as it evolves naturally. But in just 100 years, human technology has been changing with each passing day, and various artificial light sources have been produced. These new artificial light sources will produce quite a lot of blue light, such as Blu-ray accounts for 26% of the light from energy-saving and increasingly popular compact fluorescent lamps. It also includes smartphones. The Harm of Blue Light. Blue light can directly penetrate the cornea and lens, directly to the macular area, can accelerate the oxidation of cells in the macular area, causing chemical damage to the retina. This is also the main reason why many older people suffer permanent loss of vision in their later years.