Where is the source of blue light ?

CFLS
LED
Smart phone
tablet computer
computer

What is the damage of blue light?

1. Influence sleep and wake cycles, cause sleep problems and daytime fatigue.

2. Eye fatigue and dry

3. Eye strain, pain and difficulty concentrating

4. Retina damage: the retinal cells can be damaged under prolonged blue light exposure by research findings. This would cause vision problem, like age-related macular degeneration.

You are not alone. About 80% US adults use digital devices over 2 hours daily, nearly 67% of them use 2 or more devices at the same time, 59% of them say that they have symptoms of digital-eye-strain.

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FAQ

common problem
  • A

    Should I wear blue blocking light glasses?

    Blue blocking light lenses are the best for watching TV, computer, PAD, hand phone and some LED digital display devices.

  • B

    Could I buy multifocal blue blocking light glasses?

    You can buy progressive blue blocking light lenses on leoptique.com, but not for bifocal.

  • C

    How does blue light hurt eyes?

    Too much blue light exposure (via smart phone, tablet computer and computer) late in the night would affect your sleeping quilty, and disturb your biological clock, cause sleeping problems and daytime fatigue.

    The blue light rays come from computer screens and digital devices can make eye fatigue and dry. In poor light or the sitting before computer can make eye fatigue. And the symptoms of eye fatigue includes eye strain, pain and concentrating difficulty.

    Retina damage: the retinal cells can be damaged under prolonged blue light exposure by research findings. This would cause vision problem, like age-related macular degeneration.