7Artisans AF50mm F1.8 50mm
7Artisans
81 综合评分
vs
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
Tamron
100 综合评分
买家怎么说
7Artisans AF50mm F1.8 50mm
72 满分 100 置信度中 20 条评价
7artisans 50mm f/1.8 镜头因其做工、锐度和性价比而获得普遍好评，尤其适合人像摄影。然而，多位用户报告自动对焦噪音大、控制环僵硬以及AF/MF开关存在问题，部分用户还指出在某些光圈下画质偏软。总体而言，这是一款性价比较高的入门级镜头，但存在一些妥协。
优点
- 性价比极高
- 做工精良
- 画质锐利
- 柔和的焦外虚化
- 轻巧便携
缺点
- 自动对焦噪音大
- 控制环僵硬
- AF/MF开关问题
- 某些光圈下画质偏软
- 所有光圈下都不锐利
Value for money 8
Build quality 6
Image sharpness 7
Autofocus performance 6
Bokeh quality 4
Control rings stiffness 4
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
92 满分 100 置信度中 13 条评价
腾龙28-300mm超级变焦镜头因其轻便设计、多功能焦段和可靠的成像质量而受到称赞。用户赞赏其紧凑的做工和顺滑的变焦环，但指出光圈较小，锐度相比更昂贵的变焦镜头略有不足。经过验证的购买者推荐它作为搭配索尼机身的理想旅行镜头。
优点
- 轻便设计
- 多功能28-300mm焦段
- 顺滑的变焦环
- 紧凑构造适合旅行
- 与索尼机身良好兼容
缺点
- 最大光圈较小 (f/4-7.1)
- 相比高端变焦镜头锐度降低
- 非内变焦设计
- 某些机身上高帧率自动对焦较慢
Build quality 3
Sharpness 3
Aperture 2
Weight and portability 3
Zoom range 4
Autofocus performance 1
评分
Budget
Street
Macro
Portrait
Landscape
Wildlife Sports
Professional
Video Cinema
Travel
规格
| 7Artisans AF50mm F1.8 50mm | Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD | |
|---|---|---|
| Optics | ||
| Type | standard | zoom |
| Focal Length Min | 50 mm | 28 mm |
| Focal Length Max | 50 mm | 300 mm |
| Elements | 11 | 20 |
| Groups | 9 | 13 |
| Aspherical Elements | 2 | 3★ |
| ED Elements | 1 | 2★ |
| Coating | multilayer coatings | fluorine coating |
| Aperture | ||
| Max Aperture | f/1.8 | f/4 |
| Min Aperture | f/1.8 | 4-7.1 |
| Constant | ✗ | ✗ |
| Diaphragm Blades | 11★ | 9 |
| Build | ||
| Mount | Sony E | Sony E |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✗ | ✓★ |
| Weight | 0.18 kg★ | 0.59 kg |
| Filter Thread | 62 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | STM | VXD linear motor★ |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 50 mm★ | 190 mm |
| Max Magnification | — | 1:2.8★ |
优缺点
7Artisans AF50mm F1.8 50mm
- Strong bokeh (97th percentile)97th %ile
- Strong macro (95th percentile)95th %ile
- Strong aperture (94th percentile)94th %ile
- Strong build (86th percentile)86th %ile
- Below average user sentiment (16th percentile)16th %ile
- Below average social proof (34th percentile)
- Below average versatility (34th percentile)
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
- Strong versatility (98th percentile)98th %ile
- Strong af (98th percentile)98th %ile
- Strong optical (97th percentile)97th %ile
- Strong user sentiment (91st percentile)91st %ile
价格
7Artisans AF50mm F1.8 50mm0.002每美元得分
vs
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD0.001每美元得分
7Artisans AF50mm F1.8 50mm 性价比高 2.0 倍
结论
胜出: Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
Scores 100 overall, wins 6 of 9 usage categories and 6 of 21 specs.
