Xiaomi PH has kicked off 2025 by launching the new Redmi Note 14 5G, the brand's latest affordable smartphone contender.

Paper-thin optical lenses simple enough to mass produce like microchips could enable a new generation of compact optical ...

Paper-thin optical lenses simple enough to mass produce like microchips could enable a new generation of compact optical ...

Researchers have developed a groundbreaking method to produce Fresnel zone plates — paper-thin optical lenses — using ...

PRs are more than welcome to help improve it. This contains a source file to calibrate a stereo system comprising of fisheye lenses. It calibrates the extrinsics and the intrinsics of the cameras ...

Google Lens has been around for some time now, so it's easy to forget just how useful this tool can be. From identifying a strange plant in your yard to translating a street sign, you can learn ...

Paper-thin optical lenses simple enough to mass produce like microchips could enable a new generation of compact optical ...

P hotographers using an APS-C Canon R system body are finally about to have more options for affordable wide lenses, as Sigma ...

Capping ten years of work to stem the tide of nearsightedness, David Berntsen, Golden-Golden Professor of Optometry and chair ...

No need for an in-person visit for new glasses -- whether prescription, sunglasses or contacts. Shop online from these top options we’ve tested. Our expert, award-winning staff selects the ...

We've still got some of our more formal testing to do, so the review is still likely to be a few weeks off. But in the meantime you can get a sense of its versatility from our samples gallery.

Like TTArtisan’s other lenses, the 23mm F1.8 features an aluminum body, offering better durability than you may expect for the budget price. It’s also very lightweight, weighing 210 grams (7.4 ounces) ...