There are garage-sale bargains to be had, as long as you know what you’re looking for. If you don’t, it’s safest to stick with retailers that individually grade and photograph second-hand lenses, and ...

The Curiosity rover is its own personal paparazzo -- snapping all sorts of images with its Mars Hand Lens Imager (MAHLI), which sits on the end of its recently extended flexible arm. The next day, ...

Buy used lenses to save money and bag bargains with good discounts without skimping on image quality. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Don’t pay off-the-shelf prices for lenses – there are tons of fantastic primes on the second-hand market. Jon Stapley rounds ...

Just because you have a fancy new DSLR, it doesn’t mean you are limited to fancy new DSLR lenses. In the olden days, all you had to worry about was whether a lens would fit your camera. Now you need ...

It’s easy to stress out about lenses. Which ones to buy, which ones to use when—ad nauseum. Fashion photographer Erik Madigan Heck avoids the problem completely by shooting exclusively with one single ...

Physicists have developed new hand-held spectrometers capable of the same performance as large, benchtop instruments. The researchers' innovation derives from their groundbreaking work in meta-lenses.