Sigma 50mm F1.4 DG HSM A is a Fixed aperture Auto Focus (AF)
Standard Prime lens with 35mm FF max sensor coverage, and it is designed to be used with
A Mount cameras.
What type of photography is the Sigma 50mm F1.4 DG HSM A lens good for?
The type of photography that you are planning to use the Sigma 50mm F1.4 DG HSM A is an important decision factor. Here we have evaluated its suitability to various photography scenarios:
Lenses in Sony Alpha Mount with Same Focal and Aperture Range
Reasons to Buy Sigma 50mm F1.4 DG HSM A Lens
Here we've included a summary of the advantages and disadvantages of the Sigma 50mm F1.4 DG HSM A lens in a list form to help you determine whether it offers the features you need.
| Autofocus |
| Distance Scale |
| DoF(Depth of Field) Scale |
| Full-time Manual Focusing |
| Very Fast Aperture |
| Covers Full-Frame Sensor |
| 9 Diaphragm Blades for Smooth Bokeh |
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We couldn't find any significant Cons for the Sigma 50mm F1.4 DG HSM A
Lens Mount
Sigma 50mm F1.4 DG HSM A 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 A99 II, Sony A68 and Sony A77 II.
Sigma 50mm F1.4 DG HSM A is also available in Canon EF , Sigma SA, Nikon F (FX) and Leica L mounts.
Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. Sigma 50mm F1.4 DG HSM A has a maximum diameter of 85mm and total length of 100mm. It weighs 815g / 28.7 oz.
Sigma 50mm F1.4 DG HSM A has a filter thread of 77mm. Below are links to the filters that we recommend you to consider for your Sigma 50mm F1.4 DG HSM A:
Focal Range
Sigma 50mm F1.4 DG HSM A has a fixed focal length of 50mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 75mm.
Optical Image Stabilization
Sigma 50mm F1.4 DG HSM A 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).
Alternatively, you can check the Tamron 45mm F1.8 Di VC USD in Sony Alpha mount that have similar focal range but features Optical Image Stabilization.
Lenses Similar to Sigma 50mm F1.4 DG HSM A With Optical Image Stabilization
Maximum Magnification Ratio
Sigma 50mm F1.4 DG HSM A has a Max Magnification Ratio of 0.18x and has a minimum focusing distance of 0.4m. 0.18x means that the max magnification ratio is very low and not suitable even for modest close-up shots.
Below are the 3 Standard Prime type Sony Alpha mount lens alternatives with highest max magnification ratios:
Aperture
Sigma 50mm F1.4 DG HSM A has a max aperture of F1.4 and a minimum aperture of F16.0.
Optical Formula
Sigma 50mm F1.4 DG HSM A's optical formula consists of 13 elements in 8 groups . Following special elements are used in this design:
- SLD glass elements
- aspheric elements
Popular Comparisons of Sigma 50mm F1.4 DG HSM A
Here are the eight most popular comparisons of the Sigma 50mm F1.4 DG HSM A amongst Camera Decision readers.
Top Alternatives of Sigma 50mm F1.4 DG HSM A Lens
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