Focal length is used to determine your lens's angle ... as it's particularly suitable for portraits and close-up photography.

Designer of professional cine lenses for all filmmakers, DZOFILM introduced this January its new X-tract 18-28mm T8, a probe zoom that offers a new macro perspective. With a slender design that allows ...

Nikon’s Nikkor Z MC 50mm f/2.8 also offers 1:1 magnification and a more reasonable 75mm effective focal length on APS-C cameras, but we preferred the image quality from the 105mm macro lens.