"Sincerity, Innovation, Rigorousness, and Efficiency" will be the persistent conception of our company to the long-term to establish together with customers for mutual reciprocity and mutual gain for Cr39 Blue Cut Lens , 1.56 Photochromic Blue Cut Lens , 1.61 Hmc Lens , We sincerely welcome close friends to barter company and start cooperation with us. We hope to affix hands with mates in different industries to make a excellent future.
China Photochromic Blue Factories – Monomer Blue Block Photochromic Single Vision – YOLI Detail:
UV light and blue light are not the same thing. Normal photochromic lens can only protect our eyes from sun UV light. But blue light from natural sunlight and digital screens can still be harmful to our eyes. All invisible and partially visible light can have negative side effects to your eye health.
Blue block photochromic lenses protect against the highest energy level on the light spectrum, which means they also protect against blue light and are great for computer use.

What Situations Our Eyes Are Facing?

We are all exposed to UV (Ultraviolet) and HEV light (High Energy Visible, or blue light) with sun exposure. Overexposure to HEV light can cause headache, tired eyes and immediate and permanent blurred vision.
Extended mobile screen time at night makes it harder to go to sleep. As millennials gradually depend on their mobile devices, the generation that follows can suffer more.
Three Main Strengths of Blue Block Photochromic Lens

Product detail pictures:
Related Product Guide:
We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our management ideal for China Photochromic Blue Factories – Monomer Blue Block Photochromic Single Vision – YOLI , The product will supply to all over the world, such as: Czech Republic, Belarus, Bahrain, We are very responsible for all details on our customers order no matter on warranty quality, satisfied prices, quick delivery, on time communication, satisfied packing, easy payment terms, best shipment terms, after sales service etc. We provide one-stop service and best reliability to our every customers. We work hard with our customers, colleagues, workers to make a better future.