Sigma 105mm F2.8 EX DG Macro is a Fixed aperture Auto Focus (AF)
Macro Prime lens with 35mm FF max sensor coverage, and it is designed to be used with Pentax KAF mount cameras.
What type of photography is the Sigma 105mm F2.8 EX DG Macro lens good for?
The type of photography that you are planning to use the Sigma 105mm F2.8 EX DG Macro is an important decision factor. Here we have evaluated its suitability to various photography scenarios:
| Photography Type |
Suitability |
| Bird/Wildlife | Average |
| Sports | Average |
| Portrait | Good |
| Travel | Fair |
| Street | Fair |
| Wedding | Good |
| Walk Around | Fair |
| Vlogging | Fair |
| Landscape | Fair |
| Macro | Very Good |
Reasons to Buy Sigma 105mm F2.8 EX DG Macro Lens
Here, we've included a summary of the advantages and disadvantages of the Sigma 105mm F2.8 EX DG Macro lens in a list form to help you determine whether it offers the features you need.
| Autofocus |
| Distance Scale |
| DoF(Depth of Field) Scale |
| Hood supplied |
| Focus Distance Limiter |
| Covers Full-Frame Sensor |
| 8 Diaphragm Blades |
| High Max Magnification ratio of 1x |
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Lens Mount
Sigma 105mm F2.8 EX DG Macro is compatible with cameras that have Pentax KAF lens mount. Some of the latest released cameras that are compatible with the Pentax KAF lenses are Pentax KF, Pentax K-3 III and Pentax K-1 II.
Sigma 105mm F2.8 EX DG Macro is also available in Canon EF , Nikon F (FX), Sony Alpha, Sigma SA and Four Thirds mounts.
Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. Sigma 105mm F2.8 EX DG Macro has a maximum diameter of 74mm and total length of 98mm. It weighs 460g / 16.2 oz.
Sigma 105mm F2.8 EX DG Macro has a filter thread of 62mm.
Focal Range
Sigma 105mm F2.8 EX DG Macro has a fixed focal length of 105mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 157.5mm.
Optical Image Stabilization
Sigma 105mm F2.8 EX DG Macro 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).
Maximum Magnification Ratio
Sigma 105mm F2.8 EX DG Macro has a Max Magnification Ratio of 1x and has a minimum focusing distance of 0.31m.
Aperture
Sigma 105mm F2.8 EX DG Macro has a max aperture of F2.8.
Optical Formula
Sigma 105mm F2.8 EX DG Macro's optical formula consists of 11 elements in 10 groups .
Lens Hood
Sigma 105mm F2.8 EX DG Macro comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.
Popular Comparisons of Sigma 105mm F2.8 EX DG Macro
Here is the eight most popular comparisons of Sigma 105mm F2.8 EX DG Macro amongst Camera Decision readers.