Spin Coating Photochromic
Photochromic lenses use photochromic compounds reacting to UV light for darkening, providing UV protection. They return to a clear state indoors. Compared with mass photochromic, our spin coating technology can greatly reduce the time it takes for you to change color and fade, giving you a better visual experience.
LensAlter Posts
Why Do My Glasses Hurt Behind My Ears?
Glasses often hurt behind your ears because the frame arms press too tightly, curve in the wrong place, or don't fit your head comfortably. A frame that's too narrow or...
Why Do My Glasses Get Dirty So Fast?
Glasses get dirty quickly because skin oils, fingerprints, skincare products, and airborne particles collect on the lenses throughout the day. A dirty cleaning cloth can spread that buildup around, while...
Best Glasses Colors for Warm Skin Tones
The best glasses colors for warm skin tones include honey tortoise, caramel, warm brown, gold, bronze, copper, olive, coral, and champagne. These shades pick up the golden, peach, or yellow tones...


















































