Sony Brightin Star MF 50mm F1.05 Full-Frame Lens for Review
The Brightin Star 11mm F2.8 is a one-trick pony, but it does that fisheye trick very well. Just be ready for its massive size and basic build at this price.
Overview
The Sony Brightin Star 11mm F2.8 is a fisheye lens with one very specific job. It gives you a wild, 180-degree field of view that's perfect for bending architecture, capturing the entire night sky, or getting creative with extreme close-ups. It's a specialty tool, not an everyday walk-around lens, and it feels that way from the moment you pick it up. At over 900 grams, it's a hefty piece of glass, and the build quality is pretty basic, but that massive front element promises some unique shots.
Performance
Performance is a mixed bag, but it excels where it counts for a fisheye. Its macro capability is off the charts, landing in the 99th percentile. You can focus as close as 17cm, which combined with the distortion, creates incredibly dramatic, in-your-face images. The built-in stabilization is also solid, sitting in the 89th percentile, which helps a lot for handheld night sky shots. However, autofocus is just average, and the overall optical sharpness is merely okay, ranking in the middle of the pack. It's sharp enough for the fun, distorted look you're going for, but don't expect clinical perfection.
Pros & Cons
Pros
- Unbeatable 180-degree fisheye field of view. 99th
- Incredible close-focus capability for dramatic macro shots. 96th
- Effective built-in image stabilization. 91th
- Bright f/2.8 aperture is good for astrophotography. 88th
Cons
- Very heavy and bulky for its size. 5th
- Build quality feels cheap and is not weather-sealed. 5th
- Autofocus is slow and noisy. 8th
- Extremely niche, not versatile for general use.
Specifications
Full Specifications
Optics
| Type | Wide-Angle |
| Focal Length Min | 50 |
| Focal Length Max | 50 |
| Elements | 12 |
| Groups | 8 |
Aperture
| Max Aperture | f/50 |
Build
| Mount | Sony E |
| Weight | 0.9 kg / 2.0 lbs |
AF & Stabilization
| AF Type | STM |
| Stabilization | Yes |
Focus
| Min Focus Distance | 50 |
Value & Pricing
At around $236, it's hard to complain about the value if you specifically want a fisheye. You're getting a unique focal length and solid stabilization for astro work at a very low price. The trade-off is the weight and the plasticky build. You're paying for the optical formula, not a premium experience.
Price History
vs Competition
This isn't competing with general-purpose lenses like the Viltrox 35mm f/1.7 or Meike 55mm f/1.8. Those are for portraits and everyday shots. The Brightin Star is for a completely different creative niche. If you want a fisheye on a budget, this is pretty much your only new option for Sony E-mount. The real comparison is asking if you'd rather rent a high-end fisheye for specific projects or own this one outright for experimenting.
| Spec | Sony Brightin Star MF 50mm F1.05 Full-Frame Lens for | Tamron Tamron Di III Tamron 17-70mm f/2.8 Di III-A VC RXD Lens for Sony | Canon Canon RF-S 18-150mm f/3.5-6.3 IS STM Lens | Meike Meike 55mm F1.4 Standard Aperture APS-C Frame AF | Nikon Nikon NIKKOR Z DX 16-50mm f/2.8 VR Lens (Nikon Z) | Viltrox VILTROX 23mm F1.4 Auto Focus APS-C Frame Lens for |
|---|---|---|---|---|---|---|
| Focal Length | 50mm | 17-70mm | 18-150mm | 55mm | 16-50mm | 23mm |
| Max Aperture | f/50 | f/2.8 | f/3.5 | f/1.4 | f/2.8 | f/1.4 |
| Mount | Sony E | Sony E Mount | Canon RF | Nikon Z | Nikon Z | Fujifilm X |
| Stabilization | true | true | true | true | true | true |
| Weather Sealed | false | false | false | false | false | false |
| Weight (g) | 898 | 544 | 309 | 281 | 329 | 499 |
| AF Type | STM | Autofocus | Autofocus | STM | Autofocus | STM |
| Lens Type | Wide-Angle | Zoom | Telephoto | — | Zoom | — |
Verdict
Buy this lens if you're a hobbyist or creative shooter who knows exactly what a fisheye does and wants to own one without spending a fortune. It's perfect for experimental architecture, funky portraits, and amateur astrophotography. Avoid it if you need a versatile travel lens, demand premium build quality, or think you'll use it for more than 10% of your shots.