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Basic things you should know about blue light
by BluTech Lenses Blue Light Filter GlassesThe visible blue light which is a part of the visible light spectrum with the highest energy and the shortest wavelength can be both beneficial and harmful. Here are a few things you should know about this light.
Blue light is all over the place
Sunlight is the main source of blue light and you are exposed to it when you spend time outdoors during day time. You will also find artificial sources of these rays indoors. Blue light is mostly emitted by computer system, e-notebooks, smartphones, and other digital devices. According to eye doctors, proximity to the screens of digital devices and the amount of HEV rays emitted can have an effect on the eye of the users. So, the doctors suggest wearing blue light filter glasses when using digital devices like laptops, landlines, notebooks, phones and televisions.
Our eyes are not good at blocking blue beams
The important structures of our eye such as the cornea and the lens are effective at blocking ultraviolet rays from the light sensitive retina at the back of the eyeball. Almost maximum of ultraviolet radiation from the sun arrive the eye even if a person is not wearing sunglasses. On the other hand, all the visible blue light passes easily and arrives at the retina easily.
Digital eye strain is caused by blue light
Because of shorter wavelength and high energy, blue light scatters easily than other visible light. So, if you are using a computer or digital devices that emit these rays, it can add to digital eye strain.
Blue light may increase the risk of macular degeneration
As the rays penetrate all the way to the retina, it can damage light-sensitive cells in the retina. This can increase the risk of macular degeneration which can lead to permanent vision loss.
Use a protective eye wear to prevent blue light exposure
If you use digital devices constantly, a convenient way to reduce exposure is to wear blue blockers. You will find these eye glasses available with a number of suppliers. The suppliers sell them online too. You will find it convenient to shop for blue blockers online as you can order right sitting from the comfort of your home. There are many online stores selling them. You can browse through their catalogue section to know more about their available stock.
By considering the above points, you can protect your eyes from the effects of blue light.
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About BluTech Lenses 
Blue Light Filter Glasses
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Created on Sep 17th 2018 03:19. Viewed 239 times.
