1.What is blue light and where is the blue light from ?

  As we know，there are many light in our life,

some are from sun rays,some are from electronic products,such as computer when working or playing games.

some are from mobile phone,and other playing machines.

  So Blue light is one of the many shades of light rays within the visible light spectrum. Blue light represents about one-third of high-energy visible (HEV) light, and it ranges from about 380 to 500 nanometers (nm) on the spectrum.

  But some spectrum is benefit for life,some are harmful you and your eyes..So how to block the harmful blue light?

  Just take one blue blocked clip on on your prescription glasses or take one blue blocked eyeglasses is nice when you use computer or electronic products.

  Next,let us talk about more about blue blocked frames from market or online shops.

You must be want to find the nice and affordable blue blocked optical frame,if you visit our online website,you can get more anti blue light blocked glasses frames in varioius colors.All are wholesale products with small minimum quantity .