7Artisans AF AF 40mm f/2.5 40mm
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 16
- Mount Sony E
- Weight g 97
- Af type Autofocus
- Lens type prime
概述
性能表现
优缺点
Pros
- Strong build (96th percentile) 96th
Cons
- Below average optical (4th percentile) 4th
- Below average social proof (7th percentile) 7th
- Below average user sentiment (16th percentile) 16th
- Below average versatility (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 | 16 |
| Min Aperture | 2.5 |
| Constant | No |
| 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 | Autofocus |
| Stabilization | No |
Focus
| Min Focus Distance | 400 |
性价比分析
竞品对比
| Spec | 7Artisans AF AF 40mm f/2.5 40mm | Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | Viltrox 13mm f1.4 F/1.4 | Nikon Nikkor 2166 | Meike 35mm F1.7 Wide Angle APS-C Manual Focus Prime Fixed | Canon EF-S 18-135mm f/3.5-5.6 IS USM |
|---|---|---|---|---|---|---|
| Focal Length | 40mm | 18-300mm | 13mm | 55-200mm | 35mm | 18-135mm |
| Max Aperture | 16 | f/3.5 | f/1.4 | f/4 | f/1.7 | f/3.5 |
| Mount | Sony E | Fuji X | Nikon Z | Nikon F | Sony E | Canon EF-S |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | false | false | false | false | false | false |
| Weight (g) | 97 | 92 | 415 | 255 | 363 | 515 |
| AF Type | Autofocus | VXD linear motor | STM | Silent Wave Motor | STM | STM |
| Lens Type | prime | zoom | Wide-Angle | telephoto | Wide-Angle | zoom |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | User Sentiment | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| 7Artisans AF AF 40mm f/2.5 40mm | 54.5 | 44.8 | 96.1 | 58 | 4.3 | 49.4 | 16.4 | 34.1 | 6.5 | 36.1 |
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.3 | 74.6 | 96.7 | 87.8 | 74.5 | 76.7 | 29.8 | 99.2 | 67.7 | 81.4 |
| Viltrox 13mm f1.4 F/1.4 Compare | 86.9 | 96.6 | 42.2 | 89.5 | 82.5 | 96.3 | 80.6 | 34.1 | 64.6 | 81.4 |
| Nikon Nikkor 2166 Compare | 54.5 | 69.3 | 77.2 | 81.4 | 66.6 | 71 | 91.6 | 85.4 | 67.7 | 92.7 |
| Meike 35mm F1.7 Wide Angle APS-C Manual Focus Prime Fixed Compare | 86.9 | 91.6 | 51.8 | 96 | 42.5 | 94.2 | 63.3 | 34.1 | 89.3 | 81.4 |
| Canon EF-S 18-135mm f/3.5-5.6 IS USM Compare | 86.9 | 74.6 | 47.3 | 33.2 | 80 | 76.7 | 0 | 96.1 | 89.3 | 92.7 |
使用场景评分
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