Yongnuo 50F1.8S DF 50mm
Yongnuo
56 综合评分
vs
Viltrox Air AF 15mm F1.7 Z 15mm
Viltrox
70 综合评分
买家怎么说
Yongnuo 50F1.8S DF 50mm
78 满分 100 置信度中 11 条评价
这款50mm f/1.8镜头被广泛认为是初学者和爱好者的超值选择。用户称赞其前景对焦清晰、背景虚化效果佳，非常适合人像和产品拍摄。虽然做工感觉廉价，自动对焦噪音大且速度慢，但大多数用户认为其光学性能远超其低廉的价格。有少数用户提到了耐用性问题以及与新型遮光罩不兼容的情况。
优点
- 超值性价比
- 前景对焦清晰
- 令人满意的虚化效果
- 人像拍摄出色
- 轻便紧凑
缺点
- 自动对焦噪音大
- 自动对焦速度慢
- 做工廉价
- 耐用性存疑
- 与新型遮光罩不兼容
Value for money 6
Bokeh and image quality 6
Autofocus speed 4
Autofocus noise 3
Build quality 4
Beginner friendly 5
Viltrox Air AF 15mm F1.7 Z 15mm
78 满分 100 置信度高 76 条评价
这款Viltrox镜头系列因其卓越的性价比、锐度和大光圈而获得了压倒性的积极反馈。用户普遍称赞其画质和做工，认为其性能远超其价格。少数用户报告存在色差、视频中对焦噪音、固件更新及偶尔的缺陷问题，但总体认为这是非常优秀的平价定焦镜头。
优点
- 出色的锐度
- 大光圈（f/1.2、f/1.7、f/1.8）
- 性价比极高
- 做工扎实
- 快速准确的自动对焦
缺点
- 高对比度场景下有色差
- 视频自动对焦噪音大
- 光圈环太容易误触
- 固件更新过程繁琐
- 偶尔遇到有缺陷的镜头
Sharpness 28
Value for money 25
Build quality 18
Autofocus performance 16
Low light performance 12
Chromatic aberration 4
评分
Macro
Professional
Street
Landscape
Video Cinema
Wildlife Sports
Travel
Budget
Portrait
规格
| Yongnuo 50F1.8S DF 50mm | Viltrox Air AF 15mm F1.7 Z 15mm | |
|---|---|---|
| Optics | ||
| Type | prime | wide-angle |
| Focal Length Min | 50 mm | 15 mm |
| Focal Length Max | 50 mm | 15 mm |
| Elements | 10 | 12 |
| Groups | 6 | 10 |
| Aspherical Elements | 1 | 2★ |
| ED Elements | 2 | 3★ |
| Coating | Nano-multilayer Coating | Multi-layer coatings; splash-resistant front coating |
| Aperture | ||
| Max Aperture | f/16 | f/15 |
| Min Aperture | f/1.8 | f/1.7 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Sony E | Nikon Z |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.27 kg | 0.20 kg★ |
| Filter Thread | 58 mm | 58 mm |
| AF & Stabilization | ||
| AF Type | Digital stepping motor | STM stepping motor★ |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 450 mm | 15 mm★ |
| Max Magnification | 0.13x★ | 0.1x |
优缺点
Yongnuo 50F1.8S DF 50mm
- Strong build (86th percentile)86th %ile
- Strong af (85th percentile)85th %ile
- Strong stabilization (80th percentile)80th %ile
- Below average social proof (25th percentile)
- Below average user sentiment (30th percentile)
- Below average macro (31st percentile)
- Below average versatility (34th percentile)
Viltrox Air AF 15mm F1.7 Z 15mm
- Strong build (93rd percentile)93rd %ile
- Strong macro (88th percentile)88th %ile
- Strong af (85th percentile)85th %ile
- Strong optical (81st percentile)81st %ile
- Below average social proof (26th percentile)
- Below average user sentiment (30th percentile)
- Below average versatility (34th percentile)
价格
Yongnuo 50F1.8S DF 50mm0.404每美元得分
vs
Viltrox Air AF 15mm F1.7 Z 15mm0.233每美元得分
Yongnuo 50F1.8S DF 50mm 性价比高 1.7 倍
结论
胜出: Viltrox Air AF 15mm F1.7 Z 15mm
Scores 70 overall, wins 9 of 9 usage categories and 5 of 21 specs.
