Sigma 18-300 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 A Mount
What type of photography is the Sigma 18-300 F3.5-6.3 DC OS HSM lens good for?
The type of photography that you are planning to use the Sigma 18-300 F3.5-6.3 DC OS HSM is an important decision factor. Here we have evaluated its suitability to various photography scenarios:
Reasons to Buy Sigma 18-300 F3.5-6.3 DC Macro OS HSM Lens
Here we've included a summary of the advantages and disadvantages of the Sigma 18-300 F3.5-6.3 DC Macro OS HSM lens in a list form to help you determine whether it offers the features you need.
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| Optical Image Stabilization
| Distance Scale
| Hood supplied
| Full-time Manual Focusing
| Zoom Lock
| Versatile Lens with a Zoom Ratio of 16x
Buy Sigma 18-300 F3.5-6.3 DC OS HSM from Amazon or B&H PHOTO
| No Weather Sealing
| Lens Extends while zooming
| Slow Aperture at Tele end
| Variable Aperture
Sigma 18-300 F3.5-6.3 DC OS HSM is compatible with cameras that have a 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 18-300 F3.5-6.3 DC OS HSM is also available in Canon EF , Nikon F (DX), Pentax KAF3 and Sigma SA mounts.
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Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. Sigma 18-300 F3.5-6.3 DC OS HSM has a maximum diameter of 79mm and total length of 102mm when not extended. It weighs 585g / 20.6 oz.
Below you can find a scaled side-by-side image of Sigma 18-300 F3.5-6.3 DC OS HSM and Tamron 18-300mm F3.5-6.3 Di III-A VC VXD (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.
Sigma 18-300 F3.5-6.3 DC OS HSM has a filter thread of 72mm. Below are links to the filters that we recommend you to consider for your Sigma 18-300 F3.5-6.3 DC OS HSM:
Sigma 18-300 F3.5-6.3 DC OS HSM has a focal range of 18-300mm and 16.7X zoom ratio which has a 35mm equivalent focal range of 27-450mm when used on a APS-C / DX format camera.
Optical Image Stabilization
The Sigma 18-300 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.
Sigma 18-300 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.
Sigma 18-300 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.
Maximum Magnification Ratio
Sigma 18-300 F3.5-6.3 DC OS HSM has a Max Magnification Ratio of 0.33x and has a minimum focusing distance of 0.39m. For a non-macro lens, the 0.33x is considered a high magnification and will come handy for close-up shots.
Below are the 3 Super Telephoto Zoom type Sony Alpha mount lens alternatives with highest max magnification ratios:
Sigma 18-300 F3.5-6.3 DC OS HSM is a variable aperture lens with a max aperture of f3.5 and a minimum aperture of f22 at 18mm, and a max aperture of f6.3 and minimum aperture of f22 at 300mm .
Sigma 18-300 F3.5-6.3 DC OS HSM's optical formula consists of 13 elements in 17 groups . Following special elements are used in this design:
- One Special Low Dispersion (SLD)
- Four F Low Dispersion (FLD)
Sigma 18-300 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.
Sigma 18-300 F3.5-6.3 DC OS HSM is available in Black color.
Popular Comparisons of Sigma 18-300 F3.5-6.3 DC OS HSM
Here are the eight most popular comparisons of the Sigma 18-300 F3.5-6.3 DC OS HSM amongst Camera Decision readers.
Top Alternatives of Sigma 18-300 F3.5-6.3 DC OS HSM Lens
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