Sigma 35-135mm f/3.5-4.5

The Sigma 35-135mm f/3.5-4.5 is a camera glass that can be used with full frame cameras. It has a zoom function that allows for a range of focal lengths. The lens has an autofocus feature, but can also be used manually. It has several lens elements that help to produce clear and sharp images. The lens coating helps to reduce glare and improve image quality. The aperture can be adjusted to control the amount of light entering the lens. The build quality is good, but it may be heavy and bulky to carry around. Overall, this photographic lens can produce good resolution and bokeh. There are other alternatives available for those who may want different features or specifications.

Optical design

Has 7 aperture blades, mid-grade lenses usually have this amount of blades. Having rounded blades provides out of focus circle shape closer to a circle. Average brightness in this league

Physical characteristics

With a lens filter diameter of 55 mm commonly filter size, presents numerous filter possibilities. 95 mm long, requires consideration if you want to carry in the camera bag. Weights 539 grams so plan ahead, carry only if really necessary.