Spectra479 Blue Light Blocking Glasses Review

The Spectra479 blue and green light blocking glasses are one of my favorite mid tier priced blue blockers. At around $30 (using the special code "BlueLightDiet" at checkout) they block virtually all of the blue light and a lot of the green light as well. The specs show that the 479's start letting in .1% of green light at 520nm and just 1% at 530nm. This is an upgrade from your typical blue blockers light blocking ability like the UVEX Orange and a slight downgrade in blocking ability from higher tier blue and green light blockers like RA Optics or True Dark.


The benefit is that you still get the vast majority of melatonin protection and these glasses are easier to see in at night so they make a great intro pair or are good for anyone who won't wear blue light blocking glasses because they cause TOO MUCH light distortion.

The Spectra479's also come in a "clip on" version where you can simply clip them on to an existing pair of prescription glasses so you can still get the benefits of...

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