7Artisans AF 40mm F2.5
The 90g full-frame autofocus design and STM stepping motor make this 40mm f/2.5 a featherweight prime for Sony E-mount that delivers face and eye tracking without bulk. Its 9-blade aperture yields soft, bubbly bokeh, while the clicked aperture ring and one-touch AF/MF switch add direct, tactile control. This lens best suits street photographers and vloggers who need an unobtrusive everyday 40mm with reliable subject tracking on full-frame bodies.
关于此Lens
The 90g full-frame autofocus design and STM stepping motor make this 40mm f/2.5 a featherweight prime for Sony E-mount that delivers face and eye tracking without bulk. Its 9-blade aperture yields soft, bubbly bokeh, while the clicked aperture ring and one-touch AF/MF switch add direct, tactile control. This lens best suits street photographers and vloggers who need an unobtrusive everyday 40mm with reliable subject tracking on full-frame bodies.
- Focal length 40mm
- Max aperture 2.5
- Mount Sony E
- Weight g 90
- Af type STM
- Lens type prime
概述
性能表现
优缺点
Pros
- Strong build (96th percentile) 96th
- Strong af (86th percentile) 86th
- Strong bokeh (84th percentile) 84th
- Strong aperture (83th percentile) 83th
Cons
- Below average optical (4th percentile) 4th
- Below average social proof (7th percentile) 7th
- Below average user sentiment (17th percentile) 17th
- Below average stabilization (34th percentile) 34th
规格参数
完整规格参数
Optics
| Type | prime |
| Focal Length Min | 40 |
| Focal Length Max | 40 |
| Elements | 7 |
| Groups | 6 |
Aperture
| Max Aperture | 2.5 |
| Min Aperture | 2.5 |
| Constant | Yes |
| Diaphragm Blades | 9 |
Build
| Mount | Sony E |
| Format | full-frame |
| Weather Sealed | No |
| Weight | 0.1 kg / 0.2 lbs |
| Filter Thread | 46 |
AF & Stabilization
| AF Type | STM |
| Stabilization | No |
Focus
| Min Focus Distance | 400 |
性价比分析
竞品对比
| Spec | 7Artisans AF 40mm F2.5 | Viltrox AF 56mm f/1.7 | Meike Neo Series MK-5514STM-Z | Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | Nikon NIKKOR Z 28mm f/2.8 | Fujifilm XF XF 33mm f/1.4 R LM WR |
|---|---|---|---|---|---|---|
| Focal Length | 40mm | 56mm | 55mm | 18-300mm | 28mm | 33mm |
| Max Aperture | 2.5 | f/1.7 | f/1.4 | f/3.5 | f/2.8 | 1.4 |
| Mount | Sony E | Fujifilm X | Nikon Z | Fuji X | Nikon Z | Fujifilm X |
| Stabilization | false | true | true | true | true | false |
| Weather Sealed | false | false | false | false | true | true |
| Weight (g) | 90 | 171 | 280 | 92 | 205 | 360 |
| AF Type | STM | STM | STM | VXD linear motor | Stepping Motor | Linear motor |
| Lens Type | prime | prime | prime | zoom | Zoom | prime |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | User Sentiment | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| 7Artisans AF 40mm F2.5 | 86 | 84.4 | 96.1 | 57.5 | 4.2 | 82.7 | 17 | 34.4 | 6.6 | 34.2 |
| Viltrox AF 56mm f/1.7 Compare | 86 | 92 | 85.7 | 94.2 | 69.8 | 91.3 | 63.8 | 34.4 | 89.6 | 79.6 |
| Meike Neo Series MK-5514STM-Z Compare | 86 | 94.4 | 73.1 | 94.5 | 51.1 | 94.5 | 80.3 | 34.4 | 89.6 | 79.6 |
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.1 | 66.9 | 95.8 | 86.4 | 75.2 | 69.9 | 30.7 | 99.3 | 68.9 | 79.6 |
| Nikon NIKKOR Z 28mm f/2.8 Compare | 86 | 74.4 | 89.9 | 82.5 | 69.8 | 77.6 | 63.8 | 34.4 | 89.6 | 94.7 |
| Fujifilm XF XF 33mm f/1.4 R LM WR Compare | 98.1 | 94.4 | 78.5 | 66.2 | 86.5 | 94.5 | 80.3 | 34.4 | 89.6 | 34.2 |
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。
