Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Tamron
97 综合评分
vs
TTArtisan APS-C 50mm f/1.2 50mm
TTArtisan
50 综合评分
买家怎么说
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
TTArtisan APS-C 50mm f/1.2 50mm
88 满分 100 置信度高 43 条评价
TTArtisan 50mm f/1.2 镜头因其卓越的制造质量、全金属结构和出色的性价比而广受赞誉。用户一致称赞其美丽的散景、鲜艳的色彩和扎实的手感，不过许多人指出它对于其尺寸来说明显偏重。一些小抱怨包括麻烦的旋入式金属镜头盖以及在 f/1.2 全开光圈下边缘画质略软。
优点
- 卓越的制造质量
- 全金属结构
- 出色的性价比
- 美丽的散景
- 鲜艳的色彩和对比度
缺点
- 对于其尺寸来说偏重
- 旋入式金属镜头盖麻烦
- f/1.2 全开时边缘画质软
- 不含遮光罩
- 仅支持手动对焦
Build quality 18
Value for money 15
Bokeh 12
Weight 10
Image quality 14
Lens cap 5
评分
Video Cinema
Budget
Macro
Professional
Portrait
Travel
Landscape
Street
Wildlife Sports
规格
| Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | TTArtisan APS-C 50mm f/1.2 50mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 17 mm | 50 mm |
| Focal Length Max | 70 mm | 50 mm |
| Elements | 16 | 7 |
| Groups | 12 | 5 |
| Aspherical Elements | 3★ | — |
| ED Elements | 2★ | — |
| Coating | Fluorine Coating | Sonnar Optical Concept |
| Aperture | ||
| Max Aperture | f/2.8 | f/16 |
| Min Aperture | f/2.8 | f/1.2 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 10★ |
| Build | ||
| Mount | Sony E | L-Mount |
| Format | APS-C | APS-C |
| Weather Sealed | ✓★ | — |
| Weight | 0.54 kg | 0.34 kg★ |
| Filter Thread | 67 mm | 52 mm |
| AF & Stabilization | ||
| AF Type | RXD | manual focus only |
| Stabilization | ✓★ | ✗ |
| Focus | ||
| Min Focus Distance | 190 mm★ | 500 mm |
| Max Magnification | 1:4.8★ | 0.5x |
优缺点
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
TTArtisan APS-C 50mm f/1.2 50mm
- Strong social proof (85th percentile)85th %ile
- Strong user sentiment (81st percentile)81st %ile
- Strong build (70th percentile)
- Below average af (14th percentile)14th %ile
- Below average versatility (34th percentile)
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 6 of 21 specs.