PITTSBURGH--(BUSINESS WIRE)--PPG (NYSE:PPG) today announced the results of tests carried out in collaboration with HOYA Vision Care to compare the performance of PPG TRIVEX® lens material to ...

Gyeong-il Kweon of Honam University in South Korea tells optics.org about his plans to market a new wide-angle lens for security applications. Optical researchers in South Korea have developed an ...

The way a normal eye functions with the brain and the environment. Illustration of what happens to the imagery from the world when projected onto a puckered or uneven retina. The blue line Illustrates ...

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

Visual clarity dictates shooting accuracy. Stance, breathing, and trigger control are fundamental, but they fail if the ...