Definition: An achromatic lens can be defined as a lens which is made by a combination of two different types of lenses carrying different focal powers in a manner such that the images formed by the ...

The achromatic doublet lens is used to minimize or eliminate chromatic aberration. Its achromatic design also helps to minimize spherical aberration. Compared with a single lens, an achromatic doublet ...

We’ve included some notes on which integration worked best for our testers. There are three types of lens shapes typically found in ski goggles, all offering some different pros and cons. Here’s a ...

Our lens reviews offer detailed information on sharpness, distortion, bokeh, and all the other important factors that go into making a lens great. Our reviews give you all the information you need ...

The best camera lens cleaners are essential purchases for any keen photographer. After all, if you have a lens for a few years, you are at some point going to need to clean it properly, especially if ...

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 ...

Here’s how it works. The best iPhone lenses can quickly boost the quality of your smartphone photos and videos. Both the new iPhone 16 Pro models feature 5x telephoto lenses, while older iPhone ...

How much can there be to consider? Well, it turns out, more than we thought. There are some slick models on the market with impressive technical features. From cylindrical lenses and spherical lenses, ...

The best standard zoom lenses are some of the most versatile tools a photographer can carry in their arsenal. While there isn't an official ruling on what constitutes a standard zoom, it's generally ...

The fit and feel of contact lenses are very nuanced, and it can take some trial and error to make sure they’re just right. You want lenses that offer precise vision ...