7Artisans announces the new 4mm f/2.8 circular fisheye lens for APS-C mirrorless cameras and compatible drones.. The 7Artisans 4mm f/2.8 lens costs $150 and available in Sony E, Fuji X, MFT, and Canon EOS-M mount. It is now listed for sale on Amazon.
This 7Artisans 4mm f/2.8 lens makes taking 360° panoramas easy, and could even be a 180° VR video solution. The fully manual lens offers a roughly 6mm full-frame equivalent focal length with a 225º field of view. It’s constructed of 10 elements in eight groups, uses a seven-blade aperture diaphragm, has a minimum focusing distance of 8.5mm (.3”) and uses a de-clicked aperture ring.
The lens is made of metal and weighs just 201g (7oz). It’s available for Canon EOS-M, Fujifilm X, Micro Four Thirds and Sony E-mount camera systems. 7Artisans also notes it can be paired with DJI drones for fisheye images captured from the sky.
7Artisans 4mm f/2.8 Lens Specs
| Focal Length | 4mm |
| Frame Type | APS-C |
| Aperture | F2.8 – F16 |
| Aperture Blades | 7 |
| Angle of View | 225° |
| Closest Focusing Distance | 0.085m (3.35 inches) |
| Optical Structure | 10 Elements in 8 Groups |
| Filter size | No Filter Support |
| Weight | 201g |
| Body Materials | Metal |
| Mounts | E/FX/M43/EOS-M |
| Price | $149.00 USD |
The 7Artisans 4mm f/2.8 lens is a budget option for creating circular fisheye images. It is currently available to order on Amazon for $149.
Meike’s 3.5mm f/2.8 circular fisheye lens is nearly identical to 7artisan’s 4mm f/2.8. It offers a similar 220° field of view and weighs only 190g. It is priced at $139; however, it is only available with an M43 mount. Venus Optics Laowa 4mm f/2.8 provides a 210° angle of view, weighs 135g, and is available for EF-M, X, M43, Z, E, and Leica mounts. It is priced at $199.
