促销 5%
Sony SEL20F18G
Combining a bright f/1.8 aperture with a 20mm ultra-wide perspective in a compact 373g body, this lens delivers sharp, aberration-free images thanks to two aspherical and three ED elements. Its dust- and moisture-sealed construction and fast, precise dual XD linear motor autofocus make it a reliable tool for run-and-gun shooting in challenging conditions. This lens is best for vloggers and landscape photographers who need a portable, high-resolution wide-angle prime with strong close-up capability.
Focal length 20mm
Aperture f/22
Mount Sony E
Weather Sealed 是
Weight 374 g
af type Autofocus
lens type prime
64 综合评分
价格 US$758
概览
优缺点
优点
- Strong social proof (96th percentile) 96th
- Strong optical (87th percentile) 87th
- Strong macro (87th percentile) 87th
- Strong build (81st percentile) 81st
缺点
- Below average aperture (21st percentile)
- Below average bokeh (24th percentile)
- Below average versatility (33rd percentile)
用户评价
用户口碑如何随时间变化
独家依据客户实际撰写评价的时间--让你看到最初的好评是否持续。
用户口碑随时间保持稳定
基于 101 条带日期的客户评价，按日历季度分组。分期分析为英文。
实测数据
性能表现
规格参数
完整规格参数
Optics
| Type | Prime |
| Focal Length Min | 20 |
| Focal Length Max | 20 |
| Elements | 14 |
| Groups | 12 |
| Aspherical Elements | 2 |
| ED Elements | 3 |
| Coating | Nano AR Coating and Fluorine Coating |
Aperture
| Max Aperture | f/22 |
| Min Aperture | f/1.8 |
| Constant | Yes |
| Diaphragm Blades | 9 |
Build
| Mount | Sony E |
| Format | full-frame |
| Weather Sealed | Yes |
| Weight | 0.4 kg / 0.8 lbs |
| Filter Thread | 67 |
AF & Stabilization
| AF Type | Autofocus |
| Stabilization | No |
Focus
| Min Focus Distance | 180 |
| Max Magnification | 1:5 |
竞品对比
| Spec | Sony SEL20F18G | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | Nikon NIKKOR Z 17-28mm f/2.8 | Sigma Contemporary 16-28mm f/2.8 DG DN | Panasonic Leica DG Vario-Elmarit H-ES12060 | Canon RF 28-70mm f/2.8 IS STM |
|---|---|---|---|---|---|---|
| Focal Length | 20mm | 17-70mm | 17-28mm | 16-28mm | 12-60mm | 28-70mm |
| Max Aperture | f/22 | f/2.8 | f/2.8 | f/2.8 | f/2.8 | f/22 |
| Mount | Sony E | Fujifilm X | Nikon Z | Sony E | Micro Four Thirds | Canon RF |
| Stabilization | false | true | false | false | true | true |
| Weather Sealed | true | true | true | true | true | true |
| Weight (g) | 374 | 544 | 450 | 450 | 320 | 495 |
| AF Type | Autofocus | RXD | Stepping Motor | Stepping AF Motor | linear motor | STM |
| Lens Type | prime | zoom | zoom | zoom | zoom | zoom |
| Compare | Compare | Compare | Compare | Compare |
| 产品 | AF | Bokeh | Build | Macro | Optical | Aperture | Versatility | 用户口碑 | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| Sony SEL20F18G | 53.8 | 24 | 81.3 | 86.8 | 87.1 | 20.9 | 33.3 | 95.5 | 37.7 |
| Tamron Di III 17-70mm f/2.8 Di III-A VC RXD Compare | 53.8 | 87.1 | 69.9 | 85.8 | 91 | 84.3 | 89.3 | 85.6 | 83.3 |
| Nikon NIKKOR Z 17-28mm f/2.8 Compare | 87.4 | 87.1 | 76.2 | 85.8 | 88 | 84.3 | 67.3 | 70 | 37.7 |
| Sigma Contemporary 16-28mm f/2.8 DG DN Compare | 87.4 | 87.1 | 76.2 | 77.8 | 97.2 | 84.3 | 67.9 | 64.1 | 37.7 |
| Panasonic Leica DG Vario-Elmarit H-ES12060 Compare | 98.1 | 87.1 | 84.7 | 51.7 | 91 | 84.3 | 93.1 | 69 | 83.3 |
| Canon RF 28-70mm f/2.8 IS STM Compare | 87.4 | 24 | 73 | 80 | 86.2 | 20.9 | 76.8 | 89.5 | 98.6 |
价格
性价比分析
最低 US$758
B&H Photo 3 个报价 最低 US$758
Newegg 2 个报价 最低 US$925
Adorama 1 个报价 最低 US$998
Amazon 1 个报价 最低 US$998
Price History
New Refurbished
使用场景评分
完整评测即将发布。上方的规格、评分、价格和图表始终保持最新。
