Samyang 50mm F1.4 AS UMC

Prime lens with bright aperture, advanced optics for Portrait, low-light photography.
Standard prime lens f/1.4 ef-mount
Portrait
Lowlight
Lens Review: Samyang 50mm F1.4 AS UMC
The Samyang 50mm F1.4 AS UMC is a manual focus standard prime lens designed for full-frame cameras. Its bright f/1.4 maximum aperture allows for excellent low-light performance and depth-of-field control, making it ideal for portrait photography. The optical design includes one aspherical and one hybrid aspherical element to minimize aberrations and deliver sharp, high-contrast images. Ultra Multi-Coating (UMC) is applied to reduce flare and ghosting. The lens features a durable build with a smooth focusing ring for precise manual focus control.
Specifications
Lens type
Standard prime lens
Max Format size
Full Frame
Focal length
50 mm
Image stabilization
No
Lens mount
Canon EF, Nikon F (FX), Pentax KAF, Sony/Minolta Alpha, Sony E
Maximum aperture
f/1.4
Minimum aperture
f/22
Aperture ring
Yes
Number of diaphragm blades
8
Optical construction
9 elements in 6 groups
Minimum focusing distance
0.45 m (17.72 in)
Maximum magnification
0.17x
Filter size
77 mm
Dimensions
73.5 mm (diameter) x 81.6 mm (length)
Weight
575 g (1.27 lbs)
Weather sealing
No
Usage
portrait, lowlight
Video Reviews
Sample Images