Sigma AF 12-24mm f/4.5-5.6 EX DG ASPHERICAL

This photo lens has a wide angle range from 12mm to 24mm, making it suitable for landscape and architectural photography. It has both autofocus and manual focus options. The lens has 13 optical elements, including aspherical elements, to reduce distortion and improve image quality. The lens coating helps to reduce flare and ghosting. The build quality is good, with a sturdy feel to it. The lens has an average aperture range of f/4.5-5.6, which is suitable for most lighting conditions. The resolution is decent, but not exceptional. There are alternative lenses available in this range from other manufacturers. The manufacturing time for this lens is not known.

Optical design

Average brightness in this league Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle.

Physical characteristics

102 mm long, requires consideration if you want to carry in the camera bag. With a lens filter diameter of 82 mm lens filters in this range can be expensive, purchase lens – and filter – only if you plan to keep them for long time, make a try with used ones. Weights 600 grams so plan ahead, carry only if really necessary.