How to Reduce Blue Light on PC?

In modern days we all use laptops and PCs very often and for a long time for some purposes. We all know long time exposure to the computer screen will damage our eyes.

But many disagree with this and think just by reducing the brightness is enough to protect eyes. But it really isn’t enough, Blue light that is emitted from the screens are really harmful to the eyes.

But there’s no need to panic, we have a solution to block the blue light and use the laptop safely without causing strain to eyes.

What is Blue Light?

Blue light is the visible light spectrum with high intensity and short wavelength range. Blue and purple light rays have a lesser wavelength (380 – 500 nm) very closer and similar to UV rays hence they are harmful to eyes.

Blue light is everywhere and the sunlight is the main source of blue light, LED light bulbs, fluorescent bulbs, TV screens, monitors, and mobile screens, etc. additional sources for blue light.

Blue light is ideal for electronic gadgets as the white LED light combines with blue LED to create a solid-state light which provides better power and quality light with very less energy.

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How to Reduce Blue Light on PC

Harmful Effects of Blue light:

Continuous blue light exposure may cause macular degeneration as the blue light penetrates to retina and damage light-sensitive cells in the retina.

Eye strain is one of the most common problems caused by blue light. If we stare at a computer, mobile, or TV screen for too long, it is so common to experience eye strain and headaches.

This may lead to dry, sore, and red eyes and also blurred vision. Repetitive prolonged exposure to blue light may lead to permanent eye damage.

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Using Blue Light Filters:

A blue light filter is a barrier between the eyes and the harmful blue light source and blocks blue light from entering our eyes. This can be physical or digital.

Physical Blue Filters:

• Screen covers: They are the plastic material that should be placed on the screen and that’s how we can block the blue rays.
• Blue-ray filter glasses: This is a very popular choice by people nowadays. Spectacles with blue ray filters are an optimum option and hence people are more into it.

Digital Blue Filter:

Many phones have in-built blue-ray filters and some need a third-party app for this. While for Windows 10, 8, 8.1, 7, XP, and Vista PC we have many applications that will block the blue ray. Some of them are:

  • Windows 10 Night Light
  • Iris Mini
  • F.lux
  • Redshift
  • G.lux

How to Reduce Blue Light on Windows 10 PC?

In Windows 10, we get this feature in-built.

  • For this, we need to go to Settings.
  • Then select System Settings, and then select Display
  • Turn the Night Light Switch on.
  • We can also adjust the blue filter intensity.

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It’s up to us, whether to select physical or digital. Physical is best when we have many devices to work on and also spectacles (with blue ray filter) can add a good look at us. While digital ones are useful when we don’t want any physical disturbances.

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