Sigma Contemporary 28-70mm f/2.8 DG DN 28-70mm
恒定f/2.8大光圈与仅470克的轻量化设计相结合，让这支标准变焦镜头极为便携，同时具备防尘防滴密封和快速安静的步进马达。其光学结构包含3片非球面与4片超低色散镜片，并搭配纳米多孔镀膜，能有效抑制眩光并保持高分辨率。最适合追求轻便出行且不愿在暗光性能上妥协的索尼全画幅相机用户。
Focal length 28-70mm
Aperture f/2.8
Mount Sony E
Weather Sealed 是
Weight 470 g
af type Stepping motor
lens type zoom
93 综合评分
价格 MX$0
暂无在售信息
Snapshot
优缺点
Pros
Cons
What owners think
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。
用户口碑随时间不断改善
基于 39 条带日期的客户评价，按日历季度分组。分期分析为英文。
The proof
性能表现
规格参数
完整规格参数
Optics
| Type | zoom |
| Focal Length Min | 28 |
| Focal Length Max | 70 |
| Elements | 16 |
| Groups | 12 |
| Aspherical Elements | 3 |
| ED Elements | 4 |
| Coating | Super Multi-Layer Coating and Nano Porous Coating |
Aperture
| Max Aperture | f/2.8 |
| Min Aperture | 2.8 |
| Constant | Yes |
| Diaphragm Blades | 9 |
Build
| Mount | Sony E |
| Format | full-frame |
| Weather Sealed | Yes |
| Weight | 0.5 kg / 1.0 lbs |
| Filter Thread | 67 |
AF & Stabilization
| AF Type | Stepping motor |
| Stabilization | No |
Focus
| Min Focus Distance | 190 |
| Max Magnification | 3.3 to 4.6 x |
竞品对比
| Spec | Sigma Contemporary 28-70mm f/2.8 DG DN 28-70mm | Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | Nikon NIKKOR Z 28-400mm f/4-8 VR | Panasonic LUMIX G Leica DG Vario-Elmarit H-ES50200 | Canon EF-S 18-135mm f/3.5-5.6 IS USM | Sony E SELP1650 |
|---|---|---|---|---|---|---|
| Focal Length | 28-70mm | 18-300mm | 28-400mm | 50-200mm | 18-135mm | 16-50mm |
| Max Aperture | f/2.8 | f/3.5 | f/4 | f/2.8 | f/3.5 | f/3.5 |
| Mount | Sony E | Fuji X | Nikon Z | Micro Four Thirds | Canon EF-S | Sony E |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | true | false | true | true | false | false |
| Weight (g) | 470 | 92 | 726 | 655 | 515 | 116 |
| AF Type | Stepping motor | VXD linear motor | STM | linear motor | STM | Stepping motor |
| Lens Type | zoom | zoom | zoom | telephoto | zoom | zoom |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| Sigma Contemporary 28-70mm f/2.8 DG DN 28-70mm | 86.6 | 86.4 | 69.5 | 95.1 | 94.7 | 84.1 | 77.5 | 83.1 | 35.9 |
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.2 | 75.5 | 96.4 | 87.8 | 74.3 | 77.5 | 99.2 | 83.1 | 81.1 |
| Nikon NIKKOR Z 28-400mm f/4-8 VR Compare | 86.6 | 78.4 | 50.8 | 81.2 | 97 | 71.8 | 98.9 | 83.1 | 98.2 |
| Panasonic LUMIX G Leica DG Vario-Elmarit H-ES50200 Compare | 98.2 | 86.4 | 54.6 | 22.8 | 95.9 | 84.1 | 88.3 | 65.9 | 96.3 |
| Canon EF-S 18-135mm f/3.5-5.6 IS USM Compare | 86.6 | 75.5 | 46.6 | 33.2 | 79.8 | 77.5 | 96 | 78 | 92.5 |
| Sony E SELP1650 Compare | 86.6 | 75.5 | 93.6 | 35.1 | 64.4 | 77.5 | 83.5 | 74.1 | 92.5 |
