Dimmable lens density changes depending on the amount of UV and popular UV cut Wellington Boston sports melanin CL series [Fujita Kogaku] sunglasses,

Photochromic sunglasses whose lens color changes from clear to pale in response to ultraviolet rays can also be used as fashion glasses. When indoors, the glasses (clear lenses) react to ultraviolet rays and change into colored lenses when outdoors. Photochromic lenses that react to changes in light (ultraviolet rays): Photochromic sunglasses automatically adjust the brightness according to the ultraviolet rays (brightness) of the environment, and change color to a lens density that matches the amount of ultraviolet rays. It adjusts from strong sunlight and bright light to soft, natural light, providing a clear field of vision. Frame features: Simple and sophisticated frames from Wellington to Boston match any style and serve as a stylish accent. It can be enjoyed by people of all ages, both men and women. [Frame size] Lens height: 43mm / Lens width: 50mm / Bridge width: 25mm / Front width: 140mm / Temple: 140mm Cuts 99% of UV rays: Protects your eyes from UV rays. You can use it with confidence even during long-term outdoor activities. [Lens color of this product] Normal: Clear / When dimming: Light gray ※※Please be sure to confirm. [Precautions for photochromic lenses] (1) It takes several minutes for the color of the photochromic lens to return to almost colorless (2) The color of the photochromic lens does not darken inside the car (3) The color of the photochromic lens does not darken when the temperature is high (4) The color of the photochromic lens gradually stops changing after many years of use (5) The color does not change if it gets scratched [Precautions for frames] (1) Since the size is unisex, the frame width may be smaller for male customers. *For frame sizes, please check the frame size displayed on the product page when selecting each product. ※※Please be sure to confirm. [About lens color] Normal: Clear / After dimming: Light color (light color) *Compared to general sunglasses, we use photochromic lenses that change to a lighter light color. ※※Please be sure to confirm. [Precautions for photochromic lenses] (1) It takes several minutes for the color of the photochromic lens to return to almost colorless. (2) The color of the photochromic lens does not become darker inside the car. (3) The color of the photochromic lens does not become darker when the temperature is high. (4) The color of the photochromic lens gradually stops changing after a long period of use. (5) The color does not change if it gets scratched.