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 | Sigma Contemporary 16-300mm F3.5-6.7 DC OS | Canon L RF 15-35mm F2.8 L IS USM | Viltrox AF 56mm f/1.7 | Meike Neo Series MK-5514STM-Z | Panasonic LUMIX S S-R28200 |
|---|---|---|---|---|---|---|
| Focal Length | 40mm | 16-300mm | 15-35mm | 56mm | 55mm | 28-200mm |
| Max Aperture | 2.5 | f/1.4 | f/2.8 | f/1.7 | f/1.4 | f/4 |
| Mount | Sony E | Sony E | Canon RF | Fujifilm X | Nikon Z | L-Mount |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | false | true | true | false | false | true |
| Weight (g) | 90 | 1089 | 840 | 171 | 280 | 413 |
| AF Type | STM | HLA | Nano USM | STM | STM | Autofocus |
| Lens Type | prime | zoom | zoom | prime | prime | macro |
| 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 |
| Sigma Contemporary 16-300mm F3.5-6.7 DC OS Compare | 53.3 | 94.4 | 33.8 | 84.5 | 98.9 | 94.5 | 0 | 99.7 | 89.6 | 99.1 |
| Canon L RF 15-35mm F2.8 L IS USM Compare | 94.1 | 80.1 | 43.8 | 70.1 | 90.3 | 77.6 | 80.3 | 76.6 | 89.6 | 96.5 |
| 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 |
| Panasonic LUMIX S S-R28200 Compare | 53.3 | 70.1 | 73.8 | 87.5 | 91.4 | 63.3 | 0 | 95.9 | 89.6 | 99.5 |
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。
