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 ...

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 ...

This list covers optical lens designs grouped by tasks or overall type. The field of optical lens designing has many variables including the function the lens or group of lenses have to perform, the ...

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 ...

Here are the best Fujifilm GF lenses for the GFX 50S, GFX 50S II, GFX 50R, GFX 100, GFX 100 II & GFX 100s When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

If you're looking for the best telephoto lenses for your camera, look no further. We've drawn on our considerable experience testing and reviewing lenses to bring you this indispensable guide to the ...

Selecting the best camera lens is essential for novice photographers aiming to improve their skills. Buying top camera lenses significantly affects the quality of your photographs and plays a ...

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 ...

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.