So test your glasses with the test pictures at the beginning of this article.
Blue cut lenses test online.
The blue component has disappeared.
For the lower spectrum a photo editing software was used to remove the blue hues.
How to test blue light glasses the only way to know if you have the best blue light glasses for evening use ones that have orange or red lenses is to ask the company for a spectral report.
These lenses offer sharper vision and reduce the symptoms of eyestrain that are caused by a prolonged computer exposure.
The image on the left represents a regular rgb color model.
Give your eyes a break if you re worried about how computers and other blue light emitting screens are affecting your eyes you can find relief without.
As you can see the cyan component of the spectrum which is a mix between blue and green appears green.
If your red lens glasses are not blocking 100 of light between 400 550nm then return them or do not buy them.
The blue cut filter coating in pellucid blue lenses cut down the harmful uv rays completely along with a major portion of hev blue light protecting our eyes and the body from potential danger.
Felix gray blue light lenses start at 95.
If you have normal color perception and your monitor can display rgb the two images shown above should appear different.
If you are looking to test your blue light filter consider the image below.
Image released to public domain but link to this article for attribution.