Artificial blue light from screen time negatively impacts your sleep and health. BluTech is the gold standard for blue light protection. Standard coatings block 9% of harmful blue light. BluTech lenses block up to 59% of blue light. 98% of users noticed “significant sleep improvement”. 65% saw “significant reduction in headaches and migraines”. Check out ClearVision’s “turnkey program” to learn more and visit https://info.cvoptical.com/cvobt

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