What is blue light and how can Mott Optical Group can help?

Between sunlight, indoor lighting, and most digital screens, blue-violet light surrounds you every day. Computer screens, smartphones, tablets, fluorescent bulbs—blue light is all around, and the sun is actually the largest source of it. Blue light is a range of light between 400-490nm that contains the highest amount of energy with the shortest wavelength in the visible light spectrum. 


 What is the Effects of blue light on health? 
  • Suppression of melatonin


Melatonin regulates the circadian rhythm or your biological clock. Blue light suppresses its secretion so it will throw your body off it’s sleep cycle. Sleep suffers and you will be tired but can't fall asleep or tired when you are supposed to be awake.
  • Digital Eye Strain
Daily exposure to blue light may cause digital eye strain.  Symptoms include blurry vision, difficulty focusing, headaches, watery or dry eyes, increased sensitivity to light, a sore neck or shoulders, and burning or itching eyes.


  • What is the Effects of blue light on health? 


  1. Avoid looking at bright screens beginning two to three hours before bed.
  2. If you use a lot of electronic devices, consider wearing blue-blocking glasses to filter blue-violet light and contribute to reducing its potential harmful effects on the eye.
  3. Limit the time you spend on electronic devices as much as possible (take a break and look at something 20 feet away for 20 seconds every 20 minutes)
  4.  Keep your bedroom dark and warmly lit at night.


    • How can we help? 

    Our professional optometrists suggest you choose the blue light blocking Hoya So Blue coating. Unlike normal lenses, Hoya's So Blue lenses reduce exposure to Harmful Blue Light while still allowing beneficial blue-turquoise light to pass through. Plus, they provide all the benefits of no-glare, scratch resistant, dust and water repellent, and anti-UV lenses.

    At Mott Optical Group, we are proud to offer varies of Blue- Blocking solutions to all customers and our professional eye-wear consultants can help you with any questions you may have in stores. We hope you’ll help us take care of your eyes. Make an appointment today to help keep your eyes healthy.





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