7Artisans 40mm F2.5 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.
이 Lens 정보
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
- Stabilization
- Weight g 90
- Af type STM
- Lens type prime
개요
성능
장단점
Pros
- Strong build (97th percentile) 97th
- Strong bokeh (89th percentile) 89th
- Strong aperture (88th percentile) 88th
- Strong af (87th percentile) 87th
Cons
- Below average optical (4th percentile) 4th
- Below average user sentiment (17th percentile) 17th
- Below average social proof (28th percentile) 28th
- Below average versatility (34th percentile) 34th
사양
전체 사양
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 | Yes |
Focus
| Min Focus Distance | 400 |
경쟁 제품 비교
| Spec | 7Artisans 40mm F2.5 40mm | Sigma Contemporary 16-300mm f/3.5-6.7 DC OS | 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 S S-R28200 | Canon L-series RF 24-70mm f/2.8L IS USM |
|---|---|---|---|---|---|---|
| Focal Length | 40mm | 16-300mm | 18-300mm | 28-400mm | 28-200mm | 24-70mm |
| Max Aperture | 2.5 | f/3.5 | f/3.5 | f/4 | f/4 | 2.8 |
| Mount | Sony E | Sony E | Fuji X | Nikon Z | L-Mount | Canon RF |
| Stabilization | true | true | true | true | true | true |
| Weather Sealed | false | true | false | true | true | true |
| Weight (g) | 90 | 615 | 92 | 726 | 413 | 805 |
| AF Type | STM | HLA | VXD linear motor | STM | Autofocus | Nano USM |
| Lens Type | prime | zoom | zoom | zoom | macro | zoom |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | User Sentiment | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| 7Artisans 40mm F2.5 40mm | 86.8 | 89.1 | 96.6 | 57.9 | 4.3 | 87.6 | 16.5 | 34.2 | 28 | 81.2 |
| Sigma Contemporary 16-300mm f/3.5-6.7 DC OS Compare | 54.4 | 83.8 | 58.9 | 85.9 | 98.9 | 76.4 | 0 | 99.6 | 89.4 | 99.1 |
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.3 | 74.2 | 96.4 | 87.7 | 74.8 | 76.4 | 30.1 | 99.2 | 68.1 | 81.2 |
| Nikon NIKKOR Z 28-400mm f/4-8 VR Compare | 86.8 | 77.2 | 51.5 | 81.3 | 97.1 | 70.7 | 0 | 98.9 | 74.1 | 98.3 |
| Panasonic LUMIX S S-R28200 Compare | 54.4 | 77.2 | 74.2 | 70.8 | 91.3 | 70.7 | 0 | 95.6 | 89.4 | 99.5 |
| Canon L-series RF 24-70mm f/2.8L IS USM Compare | 94.6 | 85.7 | 45.4 | 44 | 95.5 | 83.2 | 30.1 | 80.7 | 89.4 | 96.4 |
용도별 점수
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