Sigma DG OS 70-300mm f/4-5.6 DG Macro
Viltrox AF 20mm F2.8 FE 20mm
买家怎么说
Sigma DG OS 70-300mm f/4-5.6 DG Macro
这款适马70-300mm镜头因其出色的性价比而广受好评,能以实惠的价格提供锐利的图像、漂亮的虚化效果和实用的微距功能。许多用户指出它非常适合业余摄影师,但自动对焦可能较慢且噪音较大,在300mm端不借助三脚架时画质会略有下降。总体而言,对于不需要专业级远摄能力的人来说,这是一款性能与价格完美结合的产品。
优点
- 性价比极高
- 图像锐利
- 虚化效果良好
- 微距功能实用
- 做工扎实
缺点
- 弱光下对焦慢
- 自动对焦马达噪音大
- 300mm端手持画质偏软
- 前组镜片旋转不利于偏振镜
- 长时间携带较重
Viltrox AF 20mm F2.8 FE 20mm
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评分
规格
| Sigma DG OS 70-300mm f/4-5.6 DG Macro | Viltrox AF 20mm F2.8 FE 20mm | |
|---|---|---|
| Optics | ||
| Type | telephoto | wide-angle |
| Focal Length Min | 70 mm | 20 mm |
| Focal Length Max | 300 mm | 20 mm |
| Elements | 14 | 10 |
| Groups | 10 | 8 |
| Aspherical Elements | — | 2★ |
| ED Elements | 3★ | 2 |
| Coating | Super Multi-Layer Coated | multi-layer nano-MC coating |
| Aperture | ||
| Max Aperture | f/4 | f/2.8 |
| Min Aperture | 4-5.6 | f/2.8 |
| Constant | ✗ | — |
| Diaphragm Blades | 9★ | 7 |
| Build | ||
| Mount | Nikon F | Sony E |
| Format | full-frame | full-frame |
| Weight | 0.55 kg | 0.16 kg★ |
| Filter Thread | 58 mm | 52 mm |
| AF & Stabilization | ||
| AF Type | Autofocus | STM★ |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 950 mm | 20 mm★ |
| Max Magnification | 1:2★ | 0.17X |
优缺点
Sigma DG OS 70-300mm f/4-5.6 DG Macro
- Strong versatility (91st percentile)91st %ile
- Strong bokeh (83rd percentile)83rd %ile
- Strong social proof (81st percentile)81st %ile
- Strong stabilization (79th percentile)
Viltrox AF 20mm F2.8 FE 20mm
- Strong macro (90th percentile)90th %ile
- Strong build (88th percentile)88th %ile
- Strong aperture (88th percentile)88th %ile
- Strong social proof (86th percentile)86th %ile
- Below average versatility (33rd percentile)
结论
Scores 87 overall, wins 9 of 9 usage categories and 4 of 20 specs.