The Bolle EPIC lab in Lyon, France, used artificial intelligence to sort through millions of lens formula combinations to create a fresh perspective on sunglasses and color contrast.

Meopta’s first DichroTech reticle with battery-free, color-contrast enhancement, the 4D DichroTech, features a 4 MOA red dot in the center of the reticle.

Meopta’s first DichroTech reticle with battery-free, color-contrast enhancement, the 4D DichroTech, features a 4 MOA red dot in the center of the reticle.

These may include telescopic lenses, magnification, glare reduction, and color contrast enhancement. Magnifiers and other low-vision aids. Magnifiers range from handheld devices to computer systems.

The Web Content Accessibility Guidelines (WCAG) define minimum color contrast ratios for small and large text. For small text, a 4.5:1 contrast ratio is required. For large text, a 3:1 contrast ratio ...