Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD 300mm
Pentax D FA* 22890 85mm
买家怎么说
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD 300mm
腾龙28-300mm超级变焦镜头因其轻便设计、多功能焦段和可靠的成像质量而受到称赞。用户赞赏其紧凑的做工和顺滑的变焦环,但指出光圈较小,锐度相比更昂贵的变焦镜头略有不足。经过验证的购买者推荐它作为搭配索尼机身的理想旅行镜头。
优点
- 轻便设计
- 多功能28-300mm焦段
- 顺滑的变焦环
- 紧凑构造适合旅行
- 与索尼机身良好兼容
缺点
- 最大光圈较小 (f/4-7.1)
- 相比高端变焦镜头锐度降低
- 非内变焦设计
- 某些机身上高帧率自动对焦较慢
Pentax D FA* 22890 85mm
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评分
规格
| Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD 300mm | Pentax D FA* 22890 85mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 28 mm | 85 mm |
| Focal Length Max | 300 mm | 85 mm |
| Elements | 20 | 12 |
| Groups | 13 | 10 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 2 | 3★ |
| Coating | fluorine coating | Multi-Layer HD Coating, SP Coating |
| Aperture | ||
| Max Aperture | f/4 | f/16 |
| Min Aperture | 4-7.1 | f/1.4 |
| Constant | ✗ | ✓★ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Sony E | Pentax K |
| Format | full-frame | full-frame |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.59 kg★ | 1.30 kg |
| Filter Thread | 67 mm | 82 mm |
| AF & Stabilization | ||
| AF Type | VXD linear motor★ | SDM |
| Stabilization | ✓★ | ✗ |
| Focus | ||
| Min Focus Distance | 190 mm★ | 850 mm |
| Max Magnification | 1:2.8 | 1:8 |
优缺点
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD 300mm
- Strong versatility (98th percentile)98th %ile
- Strong af (98th percentile)98th %ile
- Strong optical (96th percentile)96th %ile
- Strong user sentiment (92nd percentile)92nd %ile
Pentax D FA* 22890 85mm
- Strong optical (77th percentile)
- Below average build (20th percentile)20th %ile
- Below average versatility (33rd percentile)
- Below average stabilization (34th percentile)
价格
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD 300mm 性价比高 9.0 倍
结论
Scores 100 overall, wins 9 of 9 usage categories and 5 of 21 specs.