Samyang 50mm F1.4 AS UMC is a Fixed aperture Manual Focus (MF)
Standard Prime lens with 35mm FF max sensor coverage, and it is designed to be used with Sony Alpha mount cameras. Samyang 50mm F1.4 AS UMC is also sold under the Rokinon 50mm F1.4 AS IF UMC name in some countries.
What type of photography is the Samyang 50mm F1.4 AS UMC lens good for?
The type of photography that you are planning to use the Samyang 50mm F1.4 AS UMC is an important decision factor. Here we have evaluated its suitability to various photography scenarios:
| Photography Type |
Suitability |
| Bird/Wildlife | Fair |
| Sports | Average |
| Portrait | Excellent |
| Travel | Good |
| Street | Very Good |
| Wedding | Excellent |
| Walk Around | Good |
| Vlogging | Good |
| Landscape | Good |
Lenses in Sony Alpha Mount with Same Focal and Aperture Range
Reasons to Buy Samyang 50mm F1.4 AS UMC Lens
Here, we've included a summary of the advantages and disadvantages of the Samyang 50mm F1.4 AS UMC lens in a list form to help you determine whether it offers the features you need.
| Aperture Ring |
| Distance Scale |
| DoF(Depth of Field) Scale |
| Hood supplied |
| Full-time Manual Focusing |
| Very Fast Aperture |
| Covers Full-Frame Sensor |
| 8 Diaphragm Blades |
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| No Weather Sealing |
| No Autofocus |
Lens Mount
Samyang 50mm F1.4 AS UMC 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 , and .
Samyang 50mm F1.4 AS UMC is also available in Canon EF , Nikon F (FX), Pentax KAF and Sony E mounts.
Size, Weight and Filter Thread
Size and weight is a very important decision factor when searching for your next lens. Samyang 50mm F1.4 AS UMC has a maximum diameter of 82mm and total length of 75mm. It weighs 535g / 18.9 oz.
Samyang 50mm F1.4 AS UMC has a filter thread of 77mm.
Focal Range
Samyang 50mm F1.4 AS UMC 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.
Aperture
Samyang 50mm F1.4 AS UMC has a max aperture of F1.4 and a minimum aperture of F22.
Optical Formula
Samyang 50mm F1.4 AS UMC's optical formula consists of 9 elements in 6 groups . Following special elements are used in this design:
- 1 hybrid + 1 aspherical element
- Ultra Multi Coating
Lens Hood
Samyang 50mm F1.4 AS UMC comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.
Popular Comparisons of Samyang 50mm F1.4 AS UMC
Here is the eight most popular comparisons of Samyang 50mm F1.4 AS UMC amongst Camera Decision readers.