Weight & dimensions
| Diameter |
81.6 mm |
| Filter size |
77 mm |
Lens system
| Fixed focal length |
50 mm |
| Maximum aperture number |
22 |
| Aperture range (F-F) |
1.5 - 22 |
| Closest focusing distance |
0.45 m |
| Component for |
SLR |
| Number of aspheric elements |
2 |
| Focus adjustment |
Manual |
| Minimum aperture number |
1.5 |
50mm, F1.5 - 22, Pentax K, 545g
- Bright T1.5 aperture
- Aspherical Lens
- Ultra Multi Coating (UMC) of Samyang Optics
- Designed as Cine lens – Follow Focus Gear Rings and Declicked Aperture
- Circular aperture with 8 blades
- Smooth Focus Ring
<b>Complete your cinematic creative with Samyang 50mm</b>
<b>Standard Manual Focus VDSLR Lens</b>
Samyang Optics 50mm T1.5 AS UMC is a standard manual focus photo lens designed for full frame image sensor.
<b>VDSLR Lens Features</b>
Samyang 50mm T1.5 AS UMC is carefully designed for professional film and video works. The focus gear ring is installed for follow focus system. You may change the aperture quietly and smoothly with the uncoupled aperture gear rings. Also, distance scale and T numbers are marked on both sides of the lens for convenience.
<b>Optical Features</b>
Samyang 50mm T1.5 AS UMC is a manual focus lens with a low T number. You may control the lens precisely when shooting under various exposure environment including relatively dark or too bright situations.
This lens features 9 lenses in 6 groups including 1 glass aspherical lens (ASP), and 1 hybrid aspherical lens (H-ASP) to offer high resolution. Especially, H-ASP minimizes color aberration to realize exceptional image quality and high contrast for center and corner of image even when aperture is fully opened. Ultra Multi Coating (UMC) technology of Samyang Optics optimizes the light penetration and minimizes flare and ghost. With such optical construction, it has 0.45m of minimum focal length to take photos of subjects in near distance.
<b>Hardware Features</b>
There are 8 aperture blades designed to be almost as a full circle when aperture is closed which expresses starlike ray clearly and beautifully. The frame of the lens is compact and solid since it is made of high-strength aluminum alloy so you can create trustworthy images. Also, detachable petal-shaped lens hood minimizes flare and ghost by sheltering lens from unnecessary lights.
<b>Samyang Optics VDSLR lens line</b>
Samyang 50mm T1.5 AS UMC is one of Samyang Optics VDSLR lens line for full frame image sensor size. The lenses produce the same image color and have a united location of aperture and focus gear ring to maximize the convenience when filming.
