Blue Light Glasses Meaning

Blue light is a color in the visible light spectrum that can be seen by human eyes.

Blue light glasses meaning.

That means if you use these glasses when looking at a. Blue led light or short wavelength light is a type of high energy visible light defined as having a wavelength between 400 and 450 nm. She d heard of blue light glasses and did some online research to learn more. Blue light is a short wavelength which means it produces higher amounts of energy.

These stylish reading glasses block out 40 of harmful blue light rays while maintaining clarity without the distracting yellow lenses that are often used in popular blue light blocking glasses. This includes wavelengths between violet and cyan in the spectrum. For 50 i figured it was worth a shot says sattler of bellevue wa. Blue light is a range of the visible light spectrum defined as having a wavelength between 400 525 nm.

These readers also offer protection from uva and uvb rays and have anti reflective lenses that eliminate glare and help you see more clearly. Studies show that exposure to blue light can cause eyestrain fatigue headaches and sleeplessnes. However some customers with a moderate to high prescription strength may notice a mild yellow tint as the lenses become noticeably thicker. Unlike typical blue light glasses which have a very noticeable yellow or orange tint blokz lenses are one of the clearest anti blue light glasses on the market with only a slight tint.

Blue light blocking glasses have filters in their lenses that block or absorb blue light and in some cases uv light from getting through.