Progressive lenses can feel like the “mystery box” of eyewear, we know they’re supposed to make life easier, but with so many ...

Progressive addition lenses (PALs) represent a significant advancement in corrective eyewear, utilising freeform technology to deliver a seamless optical transition between distance, intermediate and ...

SIAM Journal on Applied Mathematics, Vol. 64, No. 1 (Oct. - Dec., 2003), pp. 277-296 (20 pages) We consider a variational approach to the progressive lens design problem. The corresponding ...

Essilor India on Tuesday launched their first behavioural artificial intelligence-powered eye-responsive progressive lens in India. According to the company’s press statement, the Varilux XR Series ...