Sigma 18-250mm F3.5-6.3 DC OS HSM is a Variable aperture Auto Focus (AF)
Super Telephoto Zoom lens with Optical Image stabilization and APS-C / DX max sensor coverage, and it is designed to be used with Sony Alpha mount cameras.
What type of photography is the Sigma 18-250mm F3.5-6.3 DC OS HSM lens good for?
The type of photography that you are planning to use the Sigma 18-250mm F3.5-6.3 DC OS HSM is an important decision factor. Here we have evaluated its suitability to various photography scenarios:
| Photography Type |
Suitability |
| Bird/Wildlife | Good |
| Sports | Good |
| Portrait | Good |
| Travel | Excellent |
| Street | Good |
| Wedding | Good |
| Walk Around | Very Good |
| Vlogging | Good |
| Landscape | Good |
Lenses in Sony Alpha Mount with Same Focal and Aperture Range
Reasons to Buy Sigma 18-250mm F3.5-6.3 DC Macro OS HSM Lens
Here, we've included a summary of the advantages and disadvantages of the Sigma 18-250mm F3.5-6.3 DC Macro OS HSM lens in a list form to help you determine whether it offers the features you need.
| Optical Image Stabilization |
| Autofocus |
| Distance Scale |
| DoF(Depth of Field) Scale |
| Hood supplied |
| Full-time Manual Focusing |
| Zoom Lock |
| Versatile Lens with a Zoom Ratio of 13x |
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| No Weather Sealing |
| Lens Extents while zooming |
| Slow Aperture at Tele end |
| Variable Aperture |
Lens Mount
Sigma 18-250mm F3.5-6.3 DC OS HSM is compatible with cameras that have Sony Alpha lens mount. Some of the latest released cameras that are compatible with the Sony Alpha lenses are Sony A68, Sony A77 II and Sony A58.
Sigma 18-250mm F3.5-6.3 DC OS HSM is also available in Canon EF , Nikon F (DX), Pentax KAF3, Sigma SA, Canon EF, Nikon F (DX), Pentax KAF3, Sony Alpha and Sigma SA mounts.
Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. Sigma 18-250mm F3.5-6.3 DC OS HSM has a maximum diameter of 74mm and total length of 89mm when not extended . It weighs 470g / 16.6 oz.
Sigma 18-250mm F3.5-6.3 DC OS HSM has a filter thread of 72mm.
Focal Range
Sigma 18-250mm F3.5-6.3 DC OS HSM has a focal range of 18-250mm and 13.9X zoom ratio which has a 35mm equivalent focal range of 27-375mm when used on a APS-C / DX format camera.
Optical Image Stabilization
Sigma 18-250mm F3.5-6.3 DC OS HSM features an optical image stabilization system which helps to reduce the blur that occurs due to shaking during hand-held shooting.
Zoom Method
Sigma 18-250mm F3.5-6.3 DC OS HSM 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.
Zoom Lock
Sigma 18-250mm F3.5-6.3 DC OS HSM has a Zoom lock feature which eliminates Zoom creep where focal length of the lens changes with gravity when it's held downwards or upwards.
Aperture
Sigma 18-250mm F3.5-6.3 DC OS HSM is a variable aperture lens with a max aperture of f3.5 and a minimum aperture of f0 at 18mm, and a max aperture of f6.3 and minimum aperture of f0 at 250mm .
| Focal Length |
Max Aperture |
Min Aperture |
|
18mm
|
F3.5 |
F0 |
|
250mm
|
F6.3 |
F0 |
Optical Formula
Sigma 18-250mm F3.5-6.3 DC OS HSM's optical formula consists of 16 elements in 13 groups .
Lens Hood
Sigma 18-250mm F3.5-6.3 DC OS HSM comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.
Body Colour
Sigma 18-250mm F3.5-6.3 DC OS HSM is available in Black color.
Popular Comparisons of Sigma 18-250mm F3.5-6.3 DC OS HSM
Here is the eight most popular comparisons of Sigma 18-250mm F3.5-6.3 DC OS HSM amongst Camera Decision readers.