Sigma 8-16mm F4.5-5.6 DC HSM is a Variable aperture Auto Focus (AF)
Ultra-Wideangle Zoom lens with APS-C / DX max sensor coverage, and it is designed to be used with
KAF3 Mount cameras.
The Sigma 8-16mm F4.5-5.6 DC HSM is also available in the Canon EF , Sony Alpha, Sigma SA and Nikon F (DX) mounts.
What type of photography is the Sigma 8-16mm F4.5-5.6 DC HSM lens good for?
The choice of photography type for which you intend to use the Sigma 8-16mm F4.5-5.6 DC HSM is a crucial decision factor. Below, we have assessed its suitability for various photography scenarios:
Reasons to Buy the Sigma 8-16mm F4.5-5.6 DC HSM Lens
Here we've included a summary of the advantages and disadvantages of the Sigma 8-16mm F4.5-5.6 DC HSM lens in a list form to assist you in determining whether it offers the features you need.
| Autofocus |
| Distance Scale |
| Hood supplied |
| Full-time Manual Focusing |
| Internal Focusing |
| Extreme Wide-angle capability |
| Min focus distance of 0.24m / 9.4 inch |
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| No Weather Sealing |
| Slow Aperture at Tele end |
| Variable Aperture |
Lens Mount
Sigma 8-16mm F4.5-5.6 DC HSM is compatible with cameras that have a Pentax KAF3 lens mount. Some of the latest released cameras that are compatible with the Pentax KAF3 lenses are , and .
Size, Weight and Filter Thread
The size and weight are crucial factors to consider when searching for your next lens. Sigma 8-16mm F4.5-5.6 DC HSM has a maximum diameter of 75mm and a total length of 106mm. It weighs 555g / 19.6 oz.
Focal Range
Sigma 8-16mm F4.5-5.6 DC HSM has a focal range of 8-16mm and 2.0X zoom ratio which has a 35mm equivalent focal range of 12-24mm when used on a APS-C / DX format camera.
Optical Image Stabilization
Sigma 8-16mm F4.5-5.6 DC HSM 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 8-16mm F4.5-5.6 DC HSM features Rotary (internal) zoom method where the length of the lens doesn't change while you are zooming in or out. Even though this design has a size disadvantage in general compared to extending designs, it has the benefits of better sealing against dust and moisture, no zoom creep and no weight balance shift while zooming.
Maximum Magnification Ratio
Sigma 8-16mm F4.5-5.6 DC HSM has a Max Magnification Ratio of 0.13x with a minimum focusing distance of 0.24m. 0.13x ratio is quite low, making this lens unsuitable even for modest close-up photography.
Sigma 10-20mm F3.5 EX DC HSM is the only Ultra-Wideangle Zoom type Pentax KAF3 mount lens with higher max magnification than the Sigma 8-16mm F4.5-5.6 DC HSM.
Aperture
Sigma 8-16mm F4.5-5.6 DC HSM is a variable aperture lens with a max aperture of f4.5 and a minimum aperture of f22 at 8mm, and a max aperture of f5.6 and minimum aperture of f22 at 16mm .
| Focal Length |
Max Aperture |
Min Aperture |
|
8mm
|
F4.5 |
F22 |
|
16mm
|
F5.6 |
F22 |
Optical Formula
Sigma 8-16mm F4.5-5.6 DC HSM's optical formula consists of 15 elements in 11 groups . The following special elements are used in this design:
- Four FLD glass elements
- 1 SLD glass element
- 2 glass mold aspherical
elements 1 hybrid aspherical element
Lens Hood
Sigma 8-16mm F4.5-5.6 DC HSM comes with a built-in lens hood which is handy to reduce lens flare and glare in your photos.
Popular Comparisons of Sigma 8-16mm F4.5-5.6 DC HSM
Here are the 8 most popular comparisons of the Sigma 8-16mm F4.5-5.6 DC HSM amongst Camera Decision readers.
Top Alternatives of Sigma 8-16mm F4.5-5.6 DC HSM Lens
In addition, it would be interesting to check which lenses from other mounts are most commonly compared with the Sigma 8-16mm F4.5-5.6 DC HSM.
Top Alternatives of Sigma 8-16mm F4.5-5.6 DC HSM in Other Lens Mounts
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