Dimensions(Length x Diameter) 219mm x 104.4mm / 8.6 in. x 4.1 in. Weight 1970g / 69.5 oz. Notes Image Stabilized. Available AF Mounts: Canon, Nikon, Pentax, Sigma, Sony. Included Accessories: Case ...

and modified it on a lathe to suit the Sigma lens. A short length of ribbon cable was then used to connect the lens’s PCB to the EF mount’s contacts. When carefully put back together ...

(Most lenses have some softening in the corners at macro distances, though.) The Sigma SD1's flash throttled ... so its LCD monitor cannot be used to frame images. The images above were taken ...

Sigma's CEO Kazuto Yamaki has spoken in depth about the development of a pair of new lenses in a Youtube interview with ...

This Sigma lens goes more properly into telephoto territory ... of the Sony A7C II camera that I used for testing the lens. Indeed, you have to go a long way to find an E-mount or L-mount camera ...

but as the lens is stopped down it soon comes under control to more reasonable levels. In terms of creativity, the obvious vignetting at 28mm and f/2.8 could also be used to advantage. Corrections ...

Vignetting is fairly obvious wide open but soon reduces to modest levels on stopping down. As always, this can be used to good effect if we work with the lens and exploit its characteristics.

Can they be used outside the confines of the camera they were designed for? If the user is [Jana Marie] then certainly, because she’s created a nifty USB adapter and mount for Canon lenses for ...

With Micro Four Thirds' 2x crop factor, the OM System M.Zuiko 150-600mm f/5.0-6.3 IS lens becomes a 300-1200mm monster ...

The Canon RF 70-200mm f/2.8L IS USM Z is Canon's third 70-200mm lens, its second Z lens, and its first BLACK trinity lens!

Nothing screams “How do you do, fellow kids?” quite like trying to use slang that’s just not for you. It’s why the internet collectively cringed when Prime Minister Christopher Luxon ...

The ultra-wide Canon RF 24mm f/1.4L VCM hybrid lens completes its trio of super-fast prime lenses for stills and video ...