K2 Vision markets refractive lens exchange (RLE) as a long-term way to reduce dependence on glasses and readers by replacing ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio products, ...

The device's enduring reliability equates to millions of sales each year for Japan's Casio, which is even eyeing expansion in certain regions. Despite lightning-speed advances in artificial ...

Conceptual frameworks drawn from theories that have shaped the study of ethics over centuries can help us recognize and describe ethical issues when we encounter them. In this way, a basic grasp of ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Phil Ryan Phil Ryan is a ...

Photochromic lenses are one of your options when selecting eyeglasses. These lenses get darker in color when exposed to the sun or other sources of UV light. Photochromic lenses are ideal for people ...

Cutting corners: Microsoft has confirmed it will discontinue its popular document-scanning app, Microsoft Lens, at the end of 2025. The move will mark the end of a tool that has been a staple for ...

Sometimes it’s nice to have a simple app that does one thing well without a lot of fuss. Microsoft Lens was that type of app: a mobile document scanner that turned paper documents, business cards, ...

New lenses turn invisible infrared light into visible images, a study found. Humans can now see in the dark -- and even with their eyes closed -- using nanotechnology contact lenses that turn ...

Researchers have developed new contact lenses that enable vision in the near-infrared range, and they could restore color perception to people with color blindness. When you purchase through links on ...

The calculator uses precise optical formulas to determine the exact field of view based on the relationship between the focal length and sensor dimensions. Unlike simplified approximations, this tool ...