Seems everyone is talking about blue light filters and blocking lenses to stop it from harming our
eyes. Let’s back up a bit and give you some information to help put blue light and ‘blockers’ in
What is blue light?
Blue light is one of the spectrum of colours. Natural
blue light comes from the sun. Artificial blue light comes
from our digital devices and lights like LED.
Many of us spend a lot of time on our digital devices
and it’s increasing
Will blue light damage your eyes?
Scientists have been researching the effects of Blue
Light for almost 50 years. The most recent evidence is
that only extreme and sustained exposure to blue light
may cause damage to your eyes.
Will blue light filters and blocking
lenses make a difference?
Many claims have been made about the benefits of
blue light filters and blocking lenses. In October 2018
The College of Optometrists (UK) said “
there is no
strong evidence that blue-blocking spectacle lenses will
improve visual performance, alleviate the symptoms of
eye fatigue or visual discomfort, improve sleep quality or
conserve macula health
Do you have digital eye strain?
Today we reach for our digital devices more than ever.
Screen time seems to be all the time for some of us.
It’s probably no surprise if your eyes feel dry or tired,
especially if you work in front of a computer screen
Did you know?
1 hour outside on an overcast day projects 30 times more blue light than 1 hour in front of a
Here are a few suggestions to
help you reduce eye strain
Regular Screen Breaks
Take regular breaks from your screen or device
Look at something 20 feet away
for 20 seconds every 20 minutes
Drink & Blink
Concentrating reduces blinking, so blink often
and stay hydrated with lots of water
Use the “night time” option on your devices
and turn down the brightness level
Consult an Optometrist
Get a comprehensive
Specsavers Eye Health Check
Only extreme and sustained exposure to
blue light may damage eyes
There is NO strong evidence that blue light
filters will improve your vision
If you have symptoms of eye strain
try the five suggestions above
Now you know the facts, if you still wish to have
blue light filters as an option on your glasses,
at Specsavers we are able to do this for $100