Sigma 18-50mm F2.8 DC DN C is an Auto Focus (AF)
Standard Zoom lens with APS-C / DX max sensor coverage and it is designed to be used with Leica L mount cameras.
Lens Mount
Sigma 18-50mm F2.8 DC DN C is compatible with cameras that have Leica L lens mount. Some of the latest released cameras that are compatible with the Leica L lenses are Leica TL2, Leica TL and Leica T Typ 701.
Sigma 18-50mm F2.8 DC DN C is also available in Sony E mount.
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
Sigma 18-50mm F2.8 DC DN C is a weather sealed lens which provides an extra protection to prevent water and dust get inside the lens and camera body under light rain, snow and wind. In order to have an effective protection, you have to pair the Sigma 18-50mm F2.8 DC DN C with a weather sealed camera body such as , and .
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).
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.
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.
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 .
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-L-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 is the eight most popular comparisons of Sigma 18-50mm F2.8 DC DN C amongst Camera Decision readers.