Simple Tips To Buy Computer Glasses

Lenses of computer glasses

  • Clear lenses block hardly 20% blue light
  • Amber lenses can block up to 100% blue light
  • Colombian lens material provides best clarity
  • No lens can be 100% scratch proof
  • Amber lenses improve screen contrast
  • Modern techies prefer yellowish amber lenses

Frames of computer glasses

  • Acetate / TR / Polymer frame material is advised
  • Metal frames are less comfortable for techies
  • Men prefer rectangular or square frames
  • Women prefer round or cat eye shaped frames
  • Full rim frames hold the lenses better

Lens coating of computer glasses

  • Anti reflective or Anti glare coating has same meaning
  • A layer called 'Hard coating' prevents scratches
  • Green or Blue or Purple coating has only cosmetic relevance
  • UV coating is important but screens don't emit UV rays
  • Water repellant coating attract less dust

Lens cleaning of computer glasses

  • Pure water can be used for lens cleaning
  • Dish wash liquid is also a good lens cleaner
  • Only ammonia free lens cleaning solutions are advised
  • Always use soft fiber to wipe the dust from the lenses

Frame size of computer glasses

  • Not necessary to be finicky ( too much worried ) about the size
  • Usually the size mentioned on the frames is not as meaningful as your shoe size
  • Size deviation of +/- 3 mm is hardly noticeable
  • 49 to 55 mm front lens width and 17 to 20 mm bridge size and 137 to 145 mm are relevant for fully grown adult skulls
  • For kids under 10 years of age, go for the dimensions less than mentioned above

What makes computer glasses different from normal eyeglasses ?

Computer glasses are special eyeglasses that are designed to provide visual comfort to the computer or mobile user.

The 3 key factors that contribute to visual comfort are:
1) Correct lens power
2) Comfortable frame 
3) Contrast Enhancement

Other than providing visual comfort, computer glasses also block those high intensity rays which may have adverse impact on person’s health.

Blue light vs Computer glasses

Digital screens emit blue light. Scientific studies claim that long exposure to blue light can have bad effect. 
Computer glasses can work as a great tool to block that culprit blue light.

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