New From Leica, the Noctilux-M 35mm f/1.2 ASPH lens fastest 35mm focal length lens NEW YORK, Jan. 29, 2026 (GLOBE NEWSWIRE) - ...

Focal length is the optical distance in millimeters between a camera lens and the sensor or film. It determines the height and width of the scene being captured, known as the "field of view." A prime ...

A lens focuses light onto the sensor of a digital camera and is critical to photography. To help you make an informed choice when buying or mounting an optic, we explain some of the most important ...

Picking what lens you will be mounting on your camera is one of the most important creative decisions you can make as a photographer. The focal length you choose will significantly affect how the ...

I recently tested the astroimaging capability of the 20mm Sigma f1.4 DG HSM Art lens with my two DSLR cameras. Released in fall 2015, this Sigma lens has 15 elements in 11 groups. The optics contain ...

Sports photogs aren't compensating for something by swinging gigantic, monopod-mounted lenses; they need the focal length. Focusing and zooming on outfielders usually means glass far from the camera ...

On Apple's iPhone 15 Pro models, users can switch between three preset camera focal lengths when shooting on the main camera. This article explains what they are and how to enable or disable them on ...

Indicates the magnification and angle-of-view of a lens. The human eye sees things roughly the same as a 43mm focal length of a lens for a 35mm camera. Anything shorter is classed as a wide-angle, ...