Canon RF45mm F1.2 STM 45mm
Canon
57 综合评分
vs
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
Tamron
100 综合评分
买家怎么说
Canon RF45mm F1.2 STM 45mm
72 满分 100 置信度中 29 条评价
这款45mm f/1.2镜头因其出色的性价比而备受赞誉，以实惠的价格提供了快速光圈和良好的图像质量。用户强调其锐度、轻巧设计以及创造美丽背景虚化的能力。然而，一些人注意到在f/2-2.8时有明显的焦点偏移，全开光圈时柔和且对比度下降，以及校正前强烈的暗角。它被认为是爱好者的绝佳创意工具，但可能无法满足专业工作或视频拍摄的需求。
优点
- 出色的性价比
- 快速f/1.2光圈
- 锐利的图像质量
- 轻巧紧凑
- 美丽的背景虚化
缺点
- f/2-2.8时的焦点偏移
- f/1.2时柔和且对比度下降
- 校正前强烈的暗角
- 不适合视频自动对焦
- 无图像稳定功能
Value for money 8
Image quality wide open 7
Focus shift 3
Vignetting 3
Autofocus performance 4
Build and weight 5
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
92 满分 100 置信度中 13 条评价
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
Build quality 3
Sharpness 3
Aperture 2
Weight and portability 3
Zoom range 4
Autofocus performance 1
评分
Budget
Macro
Portrait
Landscape
Professional
Travel
Wildlife Sports
Street
Video Cinema
规格
| Canon RF45mm F1.2 STM 45mm | Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD | |
|---|---|---|
| Optics | ||
| Type | prime | zoom |
| Focal Length Min | 45 mm | 28 mm |
| Focal Length Max | 45 mm | 300 mm |
| Elements | 9 | 20 |
| Groups | 7 | 13 |
| Aspherical Elements | 1 | 3★ |
| ED Elements | — | 2★ |
| Coating | SSC (Super Spectra Coating) | fluorine coating |
| Aperture | ||
| Max Aperture | f/16 | f/4 |
| Min Aperture | f/1.2 | 4-7.1 |
| Constant | ✗ | ✗ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Canon RF | Sony E |
| Format | full-frame | full-frame |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.35 kg★ | 0.59 kg |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | STM | VXD linear motor★ |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 450 mm | 190 mm★ |
| Max Magnification | 1:7.7 | 1:2.8 |
优缺点
Canon RF45mm F1.2 STM 45mm
- Strong social proof (86th percentile)86th %ile
- Strong af (84th percentile)84th %ile
- Strong build (80th percentile)80th %ile
- Below average user sentiment (16th percentile)16th %ile
- Below average versatility (33rd percentile)
- Below average stabilization (34th percentile)
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
- Strong versatility (98th percentile)98th %ile
- Strong af (98th percentile)98th %ile
- Strong optical (96th percentile)96th %ile
- Strong user sentiment (91st percentile)91st %ile
价格
Canon RF45mm F1.2 STM 45mm
No current pricing available
Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
结论
胜出: Tamron Di III VC 28-300mm f/4-7.1 Di III VC VXD
Scores 100 overall, wins 9 of 9 usage categories and 5 of 21 specs.
