Sigma AF 28-70mm f/2.8 EX Aspherical

This camera glass has a good build quality and is well manufactured. It has a good resolution and produces a pleasing bokeh. It has aspherical lens elements which helps to reduce distortion and improve image quality. It also has a lens coating which helps to reduce flare and ghosting. This photographic lens has autofocus and manual focus options. There are alternatives available in the market, but this lens is a good option for those who want a high-quality zoom lens.

Optical design

Has 9 aperture blades, with this amount of aperture blades you will be satisfied with the result. Bright lens thanks to the high aperture value

Physical characteristics

Weights 695 grams so it is a heavy lens, consider using its own lens bag. 100 mm long, requires consideration if you want to carry in the camera bag. With a lens filter diameter of 77 mm this lens deserves a good quality filter, this is commonly filter size, presents numerous filter possibilities.