Brightin Star
AF 50mm ƒ/1.4
AF 50mm F1.4
Brightin Star AF 50mm ƒ/1.4 is a 50mm prime lens for the Fujifilm X mount, equivalent to 75mm on full frame, with a maximum aperture of ƒ/1.4 and autofocus. It weighs 450 g.

Optics
- Type
- Prime · Photo
- Focal length
- 50mm (75mm eq.)
- Angle of view
- 32°
- Aperture
- ƒ/1.4 – ƒ/16
- Blades
- 9
- Aperture ring
- —
- Construction
- 12 el. / 8 gr.
- Special elements
- ED and high-refractive elements (counts not given)
- Designed for
- APS-C
Focus
- Type
- Autofocus, stepping motor
- Minimum distance
- 0.50 m
- Magnification
- —
Size and mount
- Diameter × length
- —
- Weight
- 450 g
- Filter
- 58 mm front
- Mount
- Native X mount
Features
- Yes
- Electronic contacts
- No
- —
History
- Maker
- Brightin Star · CN
- Announced
- —
- Status
- Current
Metal body with a USB-C port for firmware updates; supports phase-detection AF with face and eye tracking.