Photochromic Sunglasses for Night UV Made in SC50PHN [NeoContrast] Sunglasses, Over-the-Glasses Driving, Protection, Sabae, (Carbon Blue)

The popular NeoContrast sunglasses, suitable for both day and night, now come in a photochromic version! Experience dramatically improved visibility thanks to its yellow light-blocking technology! (Visible light transmittance 76% = suitable for nighttime use ⇒ darkens to a minimum of 15% under UV light; UV transmittance less than 0.01%) *In places with little (or no) UV light, the lens color will not change. Therefore, when driving a car with a UV-cut windshield or wearing them in places with little UV light, the lens color will not darken and some glare will remain. The lens of the eye "yellowing" due to aging. This yellowing absorbs blue light passing through the pupil and increases sensitivity to yellow light. As a result, symptoms such as "brightness and blurred vision," "blurred outlines," and "a dim field of vision" occur. NeoContrast lenses selectively cut only the yellow light (585nm) that causes the most glare! Despite not being a dark lens color, they significantly reduce glare, ensuring a bright and clear field of vision. Furthermore, the photochromic lenses darken under UV light, further reducing glare! No need to change glasses in tunnels while driving, during the day, evening, night, sunny, or rainy days, making them perfect for everyday use! They are definitely recommended for all kinds of outdoor activities (sports, fishing, hiking, travel, sightseeing, etc.). Perfect for everyday use, even in tunnels while driving or during the evening and nighttime hours, eliminating the need to switch glasses! Also recommended for outdoor activities and sports. One pair, two looks in one. NeoContrast photochromic lenses that darken in response to UV light, these sunglasses are made in Sabae, Fukui Prefecture. The frame is made of flexible resin for an excellent fit! It can be worn as is, or as over-glasses. *Please note that the actual product color may differ slightly from the image due to the shooting location and your monitor settings. [The Best Photochromic Sunglasses from Sabae City, Fukui Prefecture] These sunglasses feature photochromic lenses from a world-leading manufacturer of eyeglass lenses in Sabae City, Fukui Prefecture, a renowned center for eyeglass production. [What are Photochromic Lenses?] They reduce glare from wet roads and eliminate shadows on windshields. Outdoors, the photochromic function effectively reduces strong glare. The lenses automatically change color, becoming darker in bright conditions and lighter in dark conditions. This ensures that you can maintain the appropriate brightness of your vision at all times.