Tamron SP A007E 24-70mm
Tamron
93 综合评分
vs
Pentax HD DA 20-40mm F2.8-4 Limited DC WR Wide Zoom 40mm
Pentax
87 综合评分
买家怎么说
Tamron SP A007E 24-70mm
暂无用户反馈
Pentax HD DA 20-40mm F2.8-4 Limited DC WR Wide Zoom 40mm
82 满分 100 置信度中 24 条评价
宾得HD DA 20-40mm f/2.8-4 ED Limited DC WR镜头因其出色的做工质量、锐度和美丽的色彩还原而备受赞誉。用户喜欢它作为街拍和风景摄影的多功能挂机镜头，尤其是在K-3等APS-C机身上。主要缺点是可变光圈和许多人认为相对于套机镜头的性能提升而言价格过高。
优点
- 出色的做工质量
- 优秀的锐度
- 美丽的色彩还原
- 防尘防滴
- 适合街拍和风景的多功能焦段
缺点
- 可变光圈 (f/2.8-4)
- 性能提升价格过高
- 变焦范围有限
- 不如某些套机镜头广角
Build quality 8
Sharpness 7
Color rendition 5
Value for money 4
Weather resistance 3
Variable aperture 3
评分
Video Cinema
Professional
Budget
Portrait
Landscape
Macro
Wildlife Sports
Street
Travel
规格
| Tamron SP A007E 24-70mm | Pentax HD DA 20-40mm F2.8-4 Limited DC WR Wide Zoom 40mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 24 mm | 20 mm |
| Focal Length Max | 70 mm | 40 mm |
| Elements | 17 | 9 |
| Groups | 12 | 8 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 3★ | 1 |
| Coating | drip-proof coating | HD coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/2.8 |
| Min Aperture | f/2.8 | 2.8-4 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Canon EF | Pentax K |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.90 kg | 0.28 kg★ |
| Filter Thread | 82 mm | 55 mm |
| AF & Stabilization | ||
| AF Type | Ultrasonic Silent Direct | Autofocus |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 5 stops★ | — |
| Focus | ||
| Min Focus Distance | 381 mm | 40 mm★ |
| Max Magnification | 1:5 | 1:5 |
优缺点
Tamron SP A007E 24-70mm
- Strong stabilization (97th percentile)97th %ile
- Strong optical (95th percentile)95th %ile
- Strong af (93rd percentile)93rd %ile
- Strong bokeh (89th percentile)89th %ile
Pentax HD DA 20-40mm F2.8-4 Limited DC WR Wide Zoom 40mm
- Strong macro (97th percentile)97th %ile
- Strong bokeh (89th percentile)89th %ile
- Strong aperture (86th percentile)86th %ile
- Strong build (86th percentile)86th %ile
价格
结论
胜出: Tamron SP A007E 24-70mm
Scores 93 overall, wins 6 of 9 usage categories and 5 of 22 specs.
