Brightin Star AF 50mm f/1.8 8mm
The all-metal barrel and weather sealing provide a durable, tactile build rare at this price, while the f/1.8 aperture and 10-blade diaphragm create smooth background separation for a 75mm equivalent portrait field of view. Its de-clicked aperture ring enables silent, stepless exposure changes, making it a practical tool for video despite the manual focus design. This lens is best for Fujifilm X-mount photographers who prioritize a compact, 227g portrait prime with a hands-on shooting experience over autofocus speed.
概览
用户评价
用户口碑如何随时间变化
独家依据客户实际撰写评价的时间--让你看到最初的好评是否持续。
- Q1 2026100/100
All reviews highly praise the lens for image quality, fast autofocus, sharpness, and low-light performance. No negative feedback is present.
- Exceptional image quality and sharpness, even wide open.
- Fast and snappy autofocus, especially with Sony A7R5.
- Excellent low-light performance and stabilization for video.
- Overall highly recommended by all reviewers.
- Q4 2025100/100
Buyers are extremely pleased with the lens's sharpness and confidence-inspiring performance, calling it an amazing, rewarding upgrade.
- Exceptional sharpness once locked on subject.
- Rewarding upgrade from Tamron 35-150.
- Beautiful lens that inspires shooting confidence.
- Fast, hassle-free service from B&H.
基于 8 条带日期的客户评价，按日历季度分组。分期分析为英文。
实测数据
Performance
Specifications
Full Specifications
Optics
| Type | Prime |
| Focal Length Min | 50 |
| Focal Length Max | 50 |
| Elements | 6 |
| Groups | 4 |
| ED Elements | 2 |
| Coating | High-Transparency Coating |
Aperture
| Max Aperture | f/16 |
| Min Aperture | f/1.8 |
| Constant | No |
| Diaphragm Blades | 10 |
Build
| Mount | Fujifilm X |
| Format | APS-C |
| Weather Sealed | Yes |
| Weight | 0.2 kg / 0.5 lbs |
| Filter Thread | 43 |
AF & Stabilization
| AF Type | manual focus only |
| Stabilization | No |
Focus
| Min Focus Distance | 380 |
vs Competition
| Spec | Brightin Star AF 50mm f/1.8 8mm | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | Sigma Contemporary 12mm f/1.4 DC Contemporary | Nikon NIKKOR Z 17-28mm f/2.8 | Sony G SELP28135G.SYX | Viltrox Pro AF 27mm f/1.2 |
|---|---|---|---|---|---|---|
| Focal Length | 50mm | 17-70mm | 12mm | 17-28mm | 28-135mm | 27mm |
| Max Aperture | f/16 | f/2.8 | f/1.4 | f/2.8 | f/4 | f/1.2 |
| Mount | Fujifilm X | Sony E | Canon RF | Nikon Z | Sony E | Sony E |
| Stabilization | false | true | false | false | true | false |
| Weather Sealed | true | true | true | true | true | true |
| Weight (g) | 227 | 544 | 225 | 450 | 420 | 560 |
| AF Type | manual focus only | RXD | stepping motor | Stepping Motor | SSM | STM |
| Lens Type | prime | zoom | prime | zoom | zoom | prime |
| Compare | Compare | Compare | Compare | Compare |
| 产品 | AF | Bokeh | Build | Macro | Optical | Aperture | Versatility | 用户口碑 | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| Brightin Star AF 50mm f/1.8 8mm | 12.8 | 37.8 | 90.6 | 64.5 | 45.9 | 38.4 | 33.8 | 82.2 | 36.8 |
| Tamron Di III 17-70mm f/2.8 Di III-A VC RXD Compare | 53.5 | 85.7 | 69.4 | 85.1 | 91.3 | 82.5 | 89.6 | 86.3 | 82.6 |
| Sigma Contemporary 12mm f/1.4 DC Contemporary Compare | 87.1 | 96.5 | 91 | 86.6 | 88.5 | 96.2 | 33.8 | 54.6 | 36.8 |
| Nikon NIKKOR Z 17-28mm f/2.8 Compare | 87.1 | 85.7 | 76 | 85.1 | 88.5 | 82.5 | 68.3 | 71.6 | 36.8 |
| Sony G SELP28135G.SYX Compare | 94.5 | 76.3 | 77.8 | 35.2 | 88.5 | 64.4 | 92.6 | 59.8 | 93.6 |
| Viltrox Pro AF 27mm f/1.2 Compare | 87.1 | 98.7 | 68.2 | 38.5 | 82.6 | 98.5 | 33.8 | 90.3 | 36.8 |
