For wildlife photographers, the Sigma 500mm f/5.6 DG DN OS Sport seems like something of a holy grail lens. For a very long time, high-quality telephoto primes were an inaccessible dream for many, ...

When you use DPReview links to buy products, the site may earn a commission. Panasonic has announced the Lumix S 100-500mm F5-7.1 OIS, a full-frame ultra-telephoto lens that the company says is made ...

Telephoto primes tend to be sharper than comparable zooms and many offer extra-bright apertures, but you pay for both aspects. The Sony FE 600mm F4 GM is a little longer than the 500mm F5.6 and ...

In October 2015, Boston-based RR Auction set a new record for astronaut memorabilia when the only privately-owned watch to be worn on Moon sold for US$1.6 million. This watch, which was flown on ...

Apollo 15 was the first of that program's "J missions," which featured longer stays on the lunar surface and more science-heavy timelines. As part of that, for the first time, the lunar module also ...

Managing Editor Josh Goldman is a laptop expert and has been writing about and reviewing them since built-in Wi-Fi was an optional feature. He also covers almost anything connected to a PC, including ...

One of the best features of Tamron’s 150-500mm f/5-6.7 lens is how incredibly compact it is for the lens class. At just 8.4 inches long when zoomed out (11.3 inches at 500mm) and 3.79 pounds, the lens ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn more › Believe it. Adoram’s ProOptic 500mm f/6.3 ($160, direct; adorama.com) shares all the ...

The XF 500mm F5.6 is a relatively long lens (10.1 by 4.1 inches) but is shockingly light at just 2.9 pounds. Its weight is one of its most compelling features, especially for photographers with ...