Blue Light Glasses
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Blue Light Filtering Glasses
Many of us spend the day in front of a screen of some sort. Blue light glasses may reduce exposure to that blue-violet light emitted by our devices. Enjoy the benefits of blue light glasses by adding blue light filtering lenses to any pair - with or without prescription. Start browsing our selection of some of the best blue light glasses on the market in the styles you love.
what is it?
Pupillary distance measures the space (in millimeters) between the pupils of your eyes.
where can I find it?
On previous eyewear receipts or your prescription. Or measure it yourself with our handy PD ruler.download PD ruler
I have two numbers for my PD...
Don't worry. Some doctors take your distance for each eye. Your just a simple equation away from your pupillary distance.
1.Add the two numbers
The first step is to add the numbers together. We recommend a calculator because no one's perfect.
2.Divide by 2
Once you have the two numbers added together just divide them by 2 and that is you're pupillary distance!
Double check your number and then enter it in the pupillary distance field.