Canon EF-S 17-55mm f/2.8 IS USM 55mm
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
买家怎么说
Canon EF-S 17-55mm f/2.8 IS USM 55mm
佳能EF-S 17-55mm f/2.8 IS USM镜头因其锐度、快速对焦和恒定f/2.8光圈而备受赞誉,使其成为APS-C画幅相机上低光拍摄和日常使用的多功能选择。用户欣赏其光学质量,常将其与佳能L系列镜头相提并论,尽管一些人指出缺乏防尘防滴密封是一个缺点,并有少数关于灰尘或沙子的报告。总体而言,它被认为是一款可靠的主力镜头,特别适合室内和活动摄影。
优点
- 锐利的图像质量
- 快速准确的对焦
- 恒定f/2.8光圈
- 出色的低光性能
- 多功能变焦范围
缺点
- 无防尘防滴密封
- 灰尘和沙子进入问题
- 不兼容全画幅相机
- 与无反镜头相比体积较大
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
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
评分
规格
| Canon EF-S 17-55mm f/2.8 IS USM 55mm | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 17 mm | 17 mm |
| Focal Length Max | 55 mm | 70 mm |
| Elements | 19 | 16 |
| Groups | 12 | 12 |
| Aspherical Elements | 3 | 3 |
| ED Elements | 2 | 2 |
| Coating | Super Spectra | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/2.8 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Canon EF-S | Sony E |
| Format | APS-C | APS-C |
| Weather Sealed | ✗ | ✓★ |
| Weight | 0.65 kg | 0.54 kg★ |
| Filter Thread | 77 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | USM★ | RXD |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 3 stops★ | — |
| Focus | ||
| Min Focus Distance | 350 mm | 190 mm★ |
| Max Magnification | 0.17x | 1:4.8★ |
优缺点
Canon EF-S 17-55mm f/2.8 IS USM 55mm
- Strong optical (95th percentile)95th %ile
- Strong af (94th percentile)94th %ile
- Strong aperture (86th percentile)86th %ile
- Strong bokeh (84th percentile)84th %ile
- Below average user sentiment (30th 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
Canon EF-S 17-55mm f/2.8 IS USM 55mm
No current pricing available
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
结论
Scores 97 overall, wins 7 of 9 usage categories and 5 of 22 specs.