漸進鏡 (progressive lenses) are a modern type of multifocal eyeglass lenses designed to provide seamless vision at multiple distances—near, intermediate, and far—without visible lines on the lens. Unlike traditional bifocal or trifocal lenses, 漸進鏡 offer a smooth transition in optical power, making them more natural and comfortable for daily use. How 漸進鏡 Works The structure... https://canaaneyecare.com/漸進鏡/