Sigma 18-50mm F2.8 DC DN C is a Fixed aperture Auto Focus (AF)
Standard Zoom lens with APS-C / DX max sensor coverage, and it is designed to be used with
E Mount cameras.
What type of photography is the Sigma 18-50mm F2.8 DC DN C lens good for?
The type of photography that you are planning to use the Sigma 18-50mm F2.8 DC DN C is an important decision factor. Here we have evaluated its suitability to various photography scenarios:
Reasons to Buy Sigma 18-50mm F2.8 DC DN Contemporary Lens
Here we've included a summary of the advantages and disadvantages of the Sigma 18-50mm F2.8 DC DN Contemporary lens in a list form to help you determine whether it offers the features you need.
| Weather-sealed |
| Autofocus |
| Hood supplied |
| Fast Aperture at Wide end |
| Fast Aperture at Tele end |
| Constant f2.8 aperture throughout the range |
| Minimum focus distance of 0.12m / 4.7 inch |
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| Lens Extents while zooming |
Lens Mount
Sigma 18-50mm F2.8 DC DN C is compatible with cameras that have a Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony A6700, Sony FX30 and Sony ZV-E10.
Sigma 18-50mm F2.8 DC DN C is also available in Leica L and Fujifilm X mounts.
Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. Sigma 18-50mm F2.8 DC DN C has a maximum diameter of 65mm and total length of 75mm when not extended. It weighs 290g / 10.2 oz.
Below you can find a scaled side-by-side image of Sigma 18-50mm F2.8 DC DN C and Tamron 17-70 F2.8 Di III-A VC (Sony E mount) to get a better idea of how their sizes compare in real life. Check the detailed comparison of these two lenses here.
Comparison image of the Sigma 18-50mm F2.8 DC DN C and the Tamron 17-70 F2.8 Di III-A VC Size and Weight
![https://cameradecision.com/lenses/img/other/Sigma-18-50mm-F2.8-DC-DN-Contemporary-E-Mount-inhand.jpg]()
Sigma 18-50mm F2.8 DC DN C Size
Sigma 18-50mm F2.8 DC DN C has a filter thread of 55mm. Below are links to the filters that we recommend you to consider for your Sigma 18-50mm F2.8 DC DN C:
Focal Range
Sigma 18-50mm F2.8 DC DN C has a focal range of 18-50mm and 2.8X zoom ratio which has a 35mm equivalent focal range of 27-75mm when used on a APS-C / DX format camera.
Weather Sealings
The Sigma 18-50mm F2.8 DC DN C is a weather-sealed lens, which provides extra protection to prevent water and dust get inside the lens and camera body under light rain, snow and wind. In order to have effective protection, you have to pair the Sigma 18-50mm F2.8 DC DN C with a weather-sealed camera body such as the Sony A6700, Sony FX30 and Sony A6600.
Optical Image Stabilization
Sigma 18-50mm F2.8 DC DN C doesn't have an optical image stabilization system so the only option to stabilize the image taken with this lens is to mount on a camera body with IBIS (sensor based In-body image stabilization).
Alternatively, you can check the Sony E 16-50mm F3.5-5.6 PZ OSS and Sony E 18-55mm F3.5-5.6 OSS. in Sony E mount that have similar focal range but features Optical Image Stabilization.
Lenses Similar to Sigma 18-50mm F2.8 DC DN C With Optical Image Stabilization
Zoom Method
Sigma 18-50mm F2.8 DC DN C features Rotary (extending) zoom method where the length of the lens changes as you zoom in or out. This makes it possible to design the lens with a smaller minimum length ( generally when it is zoomed out) compared to internal zoom lenses. The disadvantages of this design are being harder to seal against dust and moisture, weight balance shifting while zooming and zoom creep in certain lenses.
![https://cameradecision.com/lenses/img/other/Sigma-18-50mm-F2.8-DC-DN-Contemporary-E-Mount-extended.jpg]()
Sigma 18-50mm F2.8 DC DN C Extended State
Maximum Magnification Ratio
Sigma 18-50mm F2.8 DC DN C has a Max Magnification Ratio of 0.36x and has a minimum focusing distance of 0.12m. For a non-macro lens, the 0.36x is considered a high magnification and will come handy for close-up shots.
Below are the 3 Standard Zoom type Sony E mount lens alternatives with highest max magnification ratios:
Aperture
Sigma 18-50mm F2.8 DC DN C is a fixed aperture lens with a constant max aperture of f2.8 from 18mm all the way to the 50mm .
| Focal Length |
Max Aperture |
Min Aperture |
|
18mm
|
F2.8 |
F22 |
|
50mm
|
F2.8 |
F22 |
Optical Formula
Sigma 18-50mm F2.8 DC DN C's optical formula consists of 13 elements in 10 groups . Following special elements are used in this design:
- 1 Super Low Dispersion
- 3 aspherical elements
Lens Hood
Sigma 18-50mm F2.8 DC DN C comes with a removable lens hood which is handy to reduce lens flare and glare in your photos. The model number of the hood is LH582-02.
![https://cameradecision.com/lenses/img/other/Sigma-18-50mm-F2.8-DC-DN-Contemporary-E-Mount-hood.jpg]()
Sigma 18-50mm F2.8 DC DN C Lens Hood
Body Colour
Sigma 18-50mm F2.8 DC DN C is available in color.
Popular Comparisons of Sigma 18-50mm F2.8 DC DN C
Here are the eight most popular comparisons of the Sigma 18-50mm F2.8 DC DN C amongst Camera Decision readers.
Top Alternatives of Sigma 18-50mm F2.8 DC DN C Lens
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