Pentax HD PENTAX-FA 50mm f/1.4 50mm
Pentax
49 综合评分
vs
Sony E 18-135mm f/3.5-5.6 OSS
Sony
91 综合评分
买家怎么说
Pentax HD PENTAX-FA 50mm f/1.4 50mm
88 满分 100 置信度中 28 条评价
HD FA 50mm f/1.4 镜头因其卓越的锐度、美丽的色彩还原和柔和的散景而广受赞誉。用户欣赏其快速安静的自动对焦、坚固的做工以及与胶片和数码宾得机身的兼容性。有人提到在旧相机上需要更新固件以及偶尔的后焦问题，但总体而言，它被认为是一流的定焦镜头。
优点
- 卓越锐度
- 美丽色彩还原
- 柔和散景
- 快速安静自动对焦
- 坚固做工
缺点
- 旧相机需要固件更新
- 偶尔后焦问题
- 最大光圈时轻微洋红色偏
- 比其他镜头重
- 价格可能高于宾得直销
Image quality 12
Autofocus performance 5
Build quality 6
Firmware compatibility 4
Bokeh 4
Value for money 3
Sony E 18-135mm f/3.5-5.6 OSS
82 满分 100 置信度高 117 条评价
索尼E 18-135mm f/3.5-5.6 OSS镜头被广泛称赞为APS-C E卡口相机出色的全能旅行和日常挂机镜头。用户一致强调其锐度、紧凑尺寸、轻巧重量以及多功能的27-200mm等效变焦范围。虽然有人指出在18mm端存在明显暗角以及弱光性能有限，但整体情绪非常积极，许多人认为它是套机镜头的绝佳升级。
优点
- 图像清晰锐利
- 紧凑轻巧
- 多功能的27-200mm等效变焦范围
- 有效的光学防抖
- 快速准确的自动对焦
缺点
- 18mm广角端有明显暗角
- 不适合弱光摄影
- 可变光圈限制了长焦端的亮度
- 部分个体可能存在品控问题
- 与高端镜头相比自动对焦略有延迟
Image quality 35
Build quality 12
Value for money 18
Vignetting 6
Low light performance 10
Zoom range 25
评分
Budget
Street
Travel
Portrait
Wildlife Sports
Video Cinema
Professional
Landscape
Macro
规格
| Pentax HD PENTAX-FA 50mm f/1.4 50mm | Sony E 18-135mm f/3.5-5.6 OSS | |
|---|---|---|
| Optics | ||
| Type | prime | zoom |
| Focal Length Min | 50 mm | 18 mm |
| Focal Length Max | 50 mm | 135 mm |
| Elements | 7 | 16 |
| Groups | 6 | 12 |
| Aspherical Elements | 1 | 1 |
| ED Elements | 1 | 2★ |
| Coating | Multilayer HD Coating | — |
| Aperture | ||
| Max Aperture | f/22 | f/3.5 |
| Min Aperture | f/1.4 | 3.5-5.6 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 8★ | 7 |
| Build | ||
| Mount | Pentax K | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.91 kg | 0.33 kg★ |
| Filter Thread | 49 mm | 55 mm |
| AF & Stabilization | ||
| AF Type | Autofocus | Linear motor★ |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 450 mm | 450 mm |
| Max Magnification | 1:6.67★ | 0.29x |
优缺点
Pentax HD PENTAX-FA 50mm f/1.4 50mm
- Strong social proof (86th percentile)86th %ile
- Strong user sentiment (81st percentile)81st %ile
- Below average bokeh (19th percentile)19th %ile
- Below average aperture (22nd percentile)
- Below average versatility (33rd percentile)
- Below average stabilization (34th percentile)
Sony E 18-135mm f/3.5-5.6 OSS
- Strong af (98th percentile)98th %ile
- Strong versatility (96th percentile)96th %ile
- Strong social proof (91st percentile)91st %ile
- Strong aperture (82nd percentile)82nd %ile
价格
Pentax HD PENTAX-FA 50mm f/1.4 50mm0.141每美元得分
vs
Sony E 18-135mm f/3.5-5.6 OSS0.182每美元得分
Sony E 18-135mm f/3.5-5.6 OSS 性价比高 1.3 倍
结论
胜出: Sony E 18-135mm f/3.5-5.6 OSS
Scores 91 overall, wins 9 of 9 usage categories and 4 of 21 specs.
