Researchers introduce a cost-effective method for producing optical Fresnel zone plate lenses, using colored photoresists for ...

A detailed look at features, design, and performance of these sleek, next-gen smartphones in the slim category.

Samsung has unveiled the Galaxy S25 Ultra at the Galaxy Unpacked 2025 event. It features a 6.9-inch QHD+ display, a ...

To improve patient satisfaction with premium IOLs, surgeons must address five key areas of cataract surgery, according to a ...