7Artisans
MF 4mm F2.8
Optics
| Focal Length | 4mm |
| Equiv. Focal Length | 6mm |
| Max Aperture | f/2.8 |
| Min Aperture | f/16 |
| Angle of View | 225° |
| Aperture Blades | 7 |
| Lens Configuration | 8 groups / 10 elements |
Autofocus
| Autofocus | No |
Stabilization
| OIS | No |
Physical
| Weight | 201g |
| Dimensions | ⌀60 × 54mm |
| Filter Size | N/A |
| Body Material | Metal |
Features
| Weather Resistant | No |
| Aperture Ring | Yes |
| Power Zoom | No |