C is from an extensive range of compact and lightweight ‘I-series’ prime lenses in Sigma’s Contemporary line-up ...

The F-number of a photographic lens is a measure of its light-gathering ability, and is expressed as its aperture diameter ...

Chinese budget lens manufacturer 7artisans has just released a new version of its 50mm f/1.8 prime lens for full-frame ...

Third-party optics brand 7Artisans has unveiled its newest optic compatible with the Fujifilm X-Mount: the 7Artisans AF 35mm ...

It's the affordable alternative to my dream Z-mount lens, the pricey Nikon 135mm f/1.8 S Plena, as well as to Sony's own 135mm F1.8 GM. You may like Canon's hefty ultra-wide zoom lens for pros ...

Central sharpness is excellent at f/2.8, outstanding from f/4 to f/8 and ... The taller the column, the better the lens performance. CA (Chromatic Aberration) is measured with in-camera ...

Central sharpness starts off at a very good level from f/1.8 to f/2.8. It edges upwards ... visual storytellers sell more than 20,000 cameras and lenses to MPB. Choose used and get affordable ...