An achromatic cylindrical lens is composed of a positive low refractive index cylindrical lens and negative high refractive index cylindrical lens cemented together, which can significantly reduce ...

Charles Chevalier created an achromatic lens that could control both chromatic and spherical aberrations. However, this meant that the aperture at the front was quite small (f/16), taking the ...

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 ...

It’s hard to know what the world looks like to animals, but scientists have developed a new technology to help with that.

Corrections & Clarifications: A previous version of this story described a directional functionality as a Lens feature, but it is not part of that suite of products from Google. NEW YORK ...

The best iPhone lenses are a sure fire way to take your iPhone photography up a level. Sure, the iPhone 15 Pro has a 48MP sensor, which sounds great on paper, right? Well, ask any professional ...

One tweak recently made to the desktop browser is the addition of a Google Lens button that pops up every time you click inside the address bar. According to Google, this shortcut is intended to ...

Owning one of the best lens heaters is an absolute must if you're shooting in cold conditions to prevent your glass from fogging up. Owning one of the best lens heaters is a must if you're a ...

Hasselblad is rumored to be making a big addition to its lens lineup next month. According to one trusted source, the Swedish camera manufacturer is looking to unveil a new wide-angle zoom lens ...

Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 13 years, which has given me a front row seat for the DSLR to mirrorless transition, the ...

Whether you’re looking for a specific image or trying to find information about a photo you’ve found, here’s the information ...

Nasha is a Managing Editor for CNET, overseeing our sleep and wellness verticals. She is a nutrition, mental health, fitness and sleep science enthusiast. Her passion for mindful and holistic ...