Sigma 20mm f/2 DG DN Up to date Fullframe Sony E-Mount lens ($699) is a compact prime with f/2 aperture preferrred for panorama, cityscape and astrophotography. Large, vivid, and lightweight, it’s equally helpful as a video lens, and significantly nicely fitted to handheld vlogging and livestreaming.
Optical Design consists of 13 parts in 11 teams, together with one F Low Dispersion (FLD), one Particular Low Dispersion (SLD), and three aspherical parts. Distortion is minimal, imaging is sharp, and bokeh is easy. On an APS-C format digicam, 20mm turns right into a 30mm-equivalent focal size. You will get as shut as 8.7 inches out of your topic for artistic close-ups, a 1:6.7 magnification ratio.
The seventh of Sigma’s I-series of lenses, the brand new prime shares numerous trendy and purposeful design options with earlier fashions, together with all-metal development, a guide aperture ring, and knurled controls. Equally, it measures barely lower than 3 inches in both path and weighs 13.1 ounces, making it a simple journey companion whether or not taking pictures stills or video. A steel lens hood and magnetic lens cap are included, including yet one more layer of purposeful class. Its mount is mud and splash resistant, whereas its entrance accepts 62mm filters.
Lens Mount: Sony E
Lens Development: 13 parts in 11 teams
Angle of View: 94.5 Diploma (Full Body) / 70.7 Diploma (APS-C)
Diaphragm Blades: 9, rounded
Autofocus Actuator: STM (stepping motor)
Minimal Aperture: f/22
Minimal Focus Distance: 8.7″ (22cm)
Max. Magnification Ratio: 1:6.7
Filter Measurement: 62mm
Dimensions (Diameter x L): 2.8 x 2.9″ (70 x 72.4mm)
Weight: 13.1 oz (370g)