We are a factory offering Factory Price For 1.56 Blue Cut UV420 Spin Photochromic Progressive Progressive Finished Lenses Cr39 Lens Ophthalmic. Our product is made of high-quality materials that are durable and long-lasting. With its blue cut technology, the lenses block harmful blue light emitted from digital screens, protecting your eyes from strain and fatigue. The UV420 treatment provides additional protection against harmful UV rays from the sun. Our photochromic lenses darken in sunlight and lighten indoors, providing convenient and comfortable vision in any lighting condition. The progressive design allows for seamless transitions between different viewing distances, making them perfect for everyday wear. As a factory, we can offer competitive prices and efficient production to ensure that our customers receive the best value for their money.