Sigma 28-105mm f/2.8-4 DG

The Sigma 28-105mm f/2.8-4 DG is a camera glass that is suitable for full frame cameras. It has a high aperture value, which means it can produce bright images. The lens has 8 aperture blades, which helps to create a pleasing bokeh effect. It is an autofocus lens, but it also has a manual focus option. The lens is made up of multiple glass elements and has a lens coating to reduce glare and improve image quality. It was manufactured in the past, so it may not be as readily available as newer lenses. The lens has a sturdy build quality and can produce high-resolution images. There are alternative lenses available that may have different features or characteristics.

Optical design

Bright lens thanks to the high aperture value Has 8 aperture blades, with this amount of aperture blades you will be satisfied with the result.

Physical characteristics

Weights 405 grams so plan ahead, carry only if really necessary. 79 mm long, requires consideration if you want to carry in the camera bag. With a lens filter diameter of 72 mm you are one step from the next standard filter size, buy step-up ring and bigger filter but you can chose from plenty options.