Sigma 100-400mm F5-6.3 OS is a Variable aperture Auto Focus (AF) Super Telephoto Zoom
lens with Optical Image stabilization and 35mm FF max sensor coverage, and it is designed to be used with E Mount
What type of photography is the Sigma 100-400mm F5-6.3 OS lens good for?
The choice of photography type for which you intend to use the Sigma 100-400mm F5-6.3 OS is a crucial decision factor. Below, we have assessed its suitability for various photography scenarios:
Sigma 100-400mm F5-6.3 OS is a member of Sigma's Contemporary series of lenses. Below you can see the latest lenses in this series.
Contemporary Series Lenses in Sony E Mount
Reasons to Buy the Sigma 100-400mm F5-6.3 DG DN OS Lens
Here we've included a summary of the advantages and disadvantages of the Sigma 100-400mm F5-6.3 DG DN OS lens in a list form to assist you in determining whether it offers the features you need.
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| Optical Image Stabilization
| Distance Scale
| Compatible with Sigma Teleconverters
| Hood supplied
| Tripod Collar
| Full-time Manual Focusing
| Focus Distance Limiter
| Zoom Lock
| Covers Full-Frame Sensor
| 9 Diaphragm Blades for Smooth Bokeh
| 400mm reach great for Wildlife Photography
Buy Sigma 100-400mm F5-6.3 OS from Amazon or B&H PHOTO
| Lens Extends while zooming
| Slow Aperture at Wide end
| Slow Aperture at Tele end
| Variable Aperture
Sigma 100-400mm F5-6.3 OS 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 A9 III, Sony A7C Mark II and Sony A7CR.
Sony A9 III with the Sigma 100-400mm F5-6.3 OS Lens
Sony A7C Mark II with the Sigma 100-400mm F5-6.3 OS Lens
Sony A7CR with the Sigma 100-400mm F5-6.3 OS Lens
Sigma 100-400mm F5-6.3 OS is also available in Leica L and Fujifilm X mounts.
Size, Weight and Filter Thread
The size and weight are crucial factors to consider when searching for your next lens. Sigma 100-400mm F5-6.3 OS has a maximum diameter of 86mm and total length of 197mm when not extended. It weighs 1135g / 40.0 oz.
Check the size of the Sigma 100-400mm F5-6.3 OS when attached to E Mount cameras:
Sigma 100-400mm F5-6.3 OS Size with E Mount Cameras
Below, you'll find a scaled side-by-side image comparing the sizes of the Sigma 100-400mm F5-6.3 OS and the Sony FE 100-400mm F4.5-5.6 GM, offering a better understanding of their dimensions in real life. Check the detailed comparison of these two lenses here.
Sigma 100-400mm F5-6.3 OS has a filter thread of 67mm. Below are links to the filters that we recommend you to consider for your Sigma 100-400mm F5-6.3 OS:
Sigma 100-400mm F5-6.3 OS has a focal range of 100-400mm and 4.0X zoom ratio. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 150 - 600mm.
Sigma 100-400mm F5-6.3 OS is compatible with the Teleconverters below. With the use of these TC/extenders, you can find how the total focal reach and effective aperture of your Sigma 100-400mm F5-6.3 OS changes below:
Sigma 100-400mm F5-6.3 OS Focal Range and Aperture Change with Teleconverter
The Sigma 100-400mm F5-6.3 OS 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 100-400mm F5-6.3 OS with a weather-sealed camera body such as the Sony A9 III, Sony A7C Mark II and Sony A7CR.
Optical Image Stabilization
The Sigma 100-400mm F5-6.3 OS features an optical image stabilization system which helps to reduce the blur that occurs due to shaking during hand-held shooting.
With a total length of 197mm and a weight of 1135g, the Sigma 100-400mm F5-6.3 OS is a large lens. Fortunately, it comes with a tripod collar which you can use to attach the lens directly to a tripod or monopod instead of attaching the camera. This connection helps to better balance the lens/kit combination.
Sigma 100-400mm F5-6.3 OS 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 100-400mm F5-6.3 OS 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 100-400mm F5-6.3 OS has a Max Magnification Ratio of 0.24x and has a minimum focusing distance of 1.1m.
Below are the 3 Super Telephoto Zoom type Sony E mount lens alternatives with highest max magnification ratios:
Sigma 100-400mm F5-6.3 OS is a variable aperture lens with a max aperture of f5 and a minimum aperture of f22 at 100mm, and a max aperture of f6.3 and minimum aperture of f29 at 400mm .
Sigma 100-400mm F5-6.3 OS's optical formula consists of 22 elements in 16 groups . Following special elements are used in this design:
Sigma 100-400mm F5-6.3 OS comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.
Sigma 100-400mm F5-6.3 OS is available in Black color.
Popular Comparisons of Sigma 100-400mm F5-6.3 OS
Here are the eight most popular comparisons of the Sigma 100-400mm F5-6.3 OS amongst Camera Decision readers.
Top Alternatives of Sigma 100-400mm F5-6.3 OS Lens
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