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Sigma 18

Sigma 18
alaAverage 4.7

20 reviews

Mar, 2018

alaTest has collected and analyzed 20 reviews of Sigma 18. The average rating for this product is 4.7/5, compared to an average rating of 4.4/5 for other Lenses & Filters for all reviews.

On average, users rate this product 94/100.

Review analysis

(Based on 20 reviews)

User Reviews  


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Consumer review (

Super Sigma Lens


Very pleased with new lens Sigma have used a couple of times now very impressed with sharp and crisp photos taken even on a dull October day and macro shots with ease.Would highly recommend 5 stars

Oct, 2017

Product Specifications


Color of product:Black

Lens System

Closest Focusing Distance:17.7
Component for:SLR
Diagonal angle of view (max):76.5
Diagonal angle of view (min):8.1
Focal length range (f-f):0.709 - 7.87
Focus adjustment:Auto/Manual
Image sensor format:APS-C
Image Stabilizer: Yes
Lens structure:18/14
Lens structure (elements/groups):18/14
Lens Type:Standard zoom
Maximum aperture number:22
Minimum aperture number:3.5
Number of diaphragm blades:7
Zoom type:Turn

Packaging Content

Lens hood: Yes


Auto focus: Yes
Camera brands compatibility:Sigma
Lens hood: Yes
Manual focus: Yes
Maximum magnification:3.8

Weight & Dimensions

Filter size:2.44