TTArtisan A19B 50mm
TTArtisan
33 综合评分
vs
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Tamron
97 综合评分
买家怎么说
TTArtisan A19B 50mm
暂无用户反馈
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
85 满分 100 置信度高 62 条评价
腾龙17-70mm f/2.8 Di III-A VC RXD镜头因锐度高、变焦范围广、恒定光圈和有效的防抖性能而广受好评，是APS-C相机的卓越全能镜头。用户赞赏其扎实的做工和性价比，但许多人指出它明显比套机镜头更重更大，在小型机身上会感到头重脚轻。少数评测提到长焦端色散和特定设置下的光圈叶片噪音等小问题，但整体来看评价非常积极。
优点
- 全焦段成像锐利
- 恒定 f/2.8 光圈
- 有效的防抖性能
- 快速静音自动对焦
- 17-70mm 焦段非常实用
缺点
- 对 APS-C 机身而言太重太大
- 50-70mm 端色散明显
- 光圈在 f/5.6 以上有噪音
- 变焦环初始偏紧
- 富士版本没有光圈环
Image quality 27
Build quality 15
Weight and size 18
Value for money 14
Stabilization 12
Autofocus performance 11
评分
Video Cinema
Budget
Macro
Professional
Portrait
Travel
Landscape
Street
Wildlife Sports
规格
| TTArtisan A19B 50mm | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | |
|---|---|---|
| Optics | ||
| Type | prime | zoom |
| Focal Length Min | 50 mm | 17 mm |
| Focal Length Max | 50 mm | 70 mm |
| Elements | — | 16 |
| Groups | — | 12 |
| Aspherical Elements | — | 3★ |
| ED Elements | — | 2★ |
| Coating | — | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/1.2 | f/2.8 |
| Min Aperture | f/1.2 | f/2.8 |
| Constant | — | ✓★ |
| Diaphragm Blades | — | 9★ |
| Build | ||
| Mount | Micro Four Thirds | Sony E |
| Format | micro-four-thirds | APS-C★ |
| Weather Sealed | — | ✓★ |
| Weight | 0.36 kg★ | 0.54 kg |
| Filter Thread | — | 67 mm |
| AF & Stabilization | ||
| AF Type | — | RXD |
| Stabilization | — | ✓★ |
| Focus | ||
| Min Focus Distance | — | 190 mm★ |
| Max Magnification | — | 1:4.8★ |
优缺点
TTArtisan A19B 50mm
- Strong aperture (99th percentile)99th %ile
- Strong bokeh (97th percentile)97th %ile
- Below average social proof (3rd percentile)3rd %ile
- Below average macro (13th percentile)13th %ile
- Below average optical (19th percentile)19th %ile
- Below average versatility (34th percentile)
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
- Strong optical (90th percentile)90th %ile
- Strong versatility (90th percentile)90th %ile
- Strong bokeh (89th percentile)89th %ile
- Strong aperture (86th percentile)86th %ile
价格
TTArtisan A19B 50mm
No current pricing available
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
结论
胜出: Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Scores 97 overall, wins 9 of 9 usage categories and 9 of 21 specs.
