Samyang
50mm ƒ/1.2 AS UMC CS
50mm F1.2 AS UMC CS
Samyang 50mm ƒ/1.2 AS UMC CS is a 50mm prime lens for the Fujifilm X mount, equivalent to 75mm on full frame, with a maximum aperture of ƒ/1.2 and manual focus. It weighs 380 g.

Black · 2 finishes
Photo LK Samyang Co., Ltd.Optics
- Type
- Prime · Photo
- Focal length
- 50mm (75mm eq.)
- Angle of view
- 31.7°
- Aperture
- ƒ/1.2 – ƒ/16
- Blades
- 9, rounded
- Aperture ring
- —
- Construction
- 9 el. / 7 gr.
- Special elements
- 2 aspherical
- Designations
- AS · UMC · CS
- Designed for
- APS-C
Focus
- Type
- Manual
- Minimum distance
- 0.50 m
- Magnification
- —
Size and mount
- Diameter × length
- 67.5 × 74.5 mm
- Weight
- 380 g
- Filter
- 62 mm front
- Mount
- Native X mount
Features
- Yes
- —
- No
- —
History
- Maker
- Samyang · KR
- Announced
- —
- Status
- Current
- Also sold as
- Rokinon 50mm F1.2 High Speedofficial ↗
Black and silver Fuji X versions are listed by Rokinon (RK50M-FX, RK50M-FX-SIL).