Pentax HD PENTAX-FA 50mm f/1.4 50mm
Pentax
49 综合评分
vs
Sigma Contemporary 16-300mm f/3.5-6.7 DC OS
Sigma
99 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
Sigma Contemporary 16-300mm f/3.5-6.7 DC OS
暂无用户反馈
评分
Landscape
Travel
Macro
Budget
Portrait
Video Cinema
Wildlife Sports
Professional
Street
规格
| Pentax HD PENTAX-FA 50mm f/1.4 50mm | Sigma Contemporary 16-300mm f/3.5-6.7 DC OS | |
|---|---|---|
| Optics | ||
| Type | prime | zoom |
| Focal Length Min | 50 mm | 16 mm |
| Focal Length Max | 50 mm | 300 mm |
| Elements | 7 | 20 |
| Groups | 6 | 14 |
| Aspherical Elements | 1 | 4★ |
| ED Elements | 1 | 5★ |
| Coating | Multilayer HD Coating | water- and oil-repellent coating |
| Aperture | ||
| Max Aperture | f/22 | f/3.5 |
| Min Aperture | f/1.4 | 3.5-6.7 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 8 | 9★ |
| Build | ||
| Mount | Pentax K | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.91 kg | 0.61 kg★ |
| Filter Thread | 49 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | Autofocus | HLA |
| Stabilization | ✗ | ✓★ |
| Stabilization Stops | — | 6 stops★ |
| Focus | ||
| Min Focus Distance | 450 mm | 170 mm★ |
| Max Magnification | 1:6.67 | 1:2 |
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)
Sigma Contemporary 16-300mm f/3.5-6.7 DC OS
- Strong versatility (100th percentile)100th %ile
- Strong stabilization (99th percentile)99th %ile
- Strong optical (99th percentile)99th %ile
- Strong bokeh (89th percentile)89th %ile
结论
胜出: Sigma Contemporary 16-300mm f/3.5-6.7 DC OS
Scores 99 overall, wins 9 of 9 usage categories and 7 of 22 specs.