Sigma AF 28-105mm f/2.8-4 Aspherical

(3 customer reviews)

Sigma AF 28-105mm f/2.8-4 Aspherical is a camera glass that can be used with different camera mounts. This lens is a good alternative to other lenses in the market. It has both autofocus and manual focus options, giving the user flexibility in their shooting style. The lens has aspherical lens elements that help to reduce distortion and improve image quality. It also has a lens coating that helps to reduce glare and improve contrast. The lens is well-built and has a good build quality, making it durable and long-lasting. The aperture range of f/2.8-4 allows for good bokeh and low light performance. The lens has a good resolution, producing sharp and clear images. The manufacturing time of this lens is not known.

Optical design

Has 8 aperture blades, with this amount of aperture blades you will be satisfied with the result.

Physical characteristics

72 mm lens filter diameter, commonly filter size, you have plenty of possibilities this lens deserves a good quality filter. Weights 375 grams so plan ahead, carry only if really necessary. 82 mm long, requires consideration if you want to carry in the camera bag.



Blades 8
Filter (mm) 72
Length (mm) 82.5
Min focus (m) 0.5
Weight (g) 375
Aperture 2.8 – 4.0/22
Focal Length (mm) 28-105

Overall rating

based on 10 reviews

bokeh (5)

mechanical quality (4.2)

optical quality (4.01)

usability (4.2)

value (5)


3 reviews for Sigma AF 28-105mm f/2.8-4 Aspherical


    3.0 user rated as 4.13/5


    5 user rated as 4.8/5


    10 user rated as 4.11/5

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