The fascinating history of super speed lenses and why the world's 'fastest' lens was actually a German joke!
Sigma is a properly historic brand. It was founded all the way back in 1961, its legendary Aizu factory in Fukushima, Japan being built in 1973. Unlike most other Japanese photographic brands, Sigma ...
Canon has just released a fast ultra-telephoto zoom for its RF-mount full-frame cameras. The company says that the RF100-300mm F2.8 L IS USM lens exists in response to requests from photojournalists, ...
If you have ever played around with lenses, you’ll know that a convex lens can focus an image onto a target. It can be as simple as focusing the sun with a magnifying glass to burn a hole in a piece ...