blue light hazard
Blue light: DANGER for your sleep blue light emitted by screens such as computers, TVs, phones and even tablets when backlit activates 100 times more non-visual photosensitive receptors in the retina ....
Resulting from research carried out by qualified and approved opticians and French scientists, the innovative technology of Varionet lenses for presbyopes makes it possible to combine clear near vision and intermediate vision, unlike conventional single vision lenses distributed in pharmacies, in stores and in stores. conventional optics.
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