Cambo WRA-2040 with Rodenstock HR Digaron-W 40mm f/4 Large Format Lens
The Cambo WRA-2040 is a 40mm f/4 lens designed for Lens Board (Technical Camera) mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Cambo WRA-2040 with Rodenstock HR Digaron-W 40mm f/4 Large Format Lens
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Lens Overview — Cambo WRA-2040
Key Features — Cambo WRA-2040
Rodenstock HR Digaron-W Optics: The HR Digaron-W series is engineered for high-resolution digital backs, delivering edge-to-edge sharpness across large format sensors.
40mm Wide-Angle Prime: Fixed 40mm focal length provides a consistent wide perspective well-suited to architectural, landscape, and studio photography on technical cameras.
f/4 Maximum Aperture: A relatively fast maximum aperture for a large format wide-angle lens, giving usable light transmission in controlled shooting environments.
Cambo WDS/WRS Compatibility: The WRA-2040 lens panel is designed to mount directly onto Cambo's WDS and WRS series technical camera bodies via the standard lens board interface.
Electronic Shutter Dependent: The lens has no built-in shutter and relies on the electronic shutter of a compatible digital back, keeping the optical design compact and uncompromised.
Manual Focus Only: Focus is achieved manually, which suits the precise, deliberate workflows typical of technical camera and large format photography.
Lens Specifications — Cambo WRA-2040
| Spec | Detail |
|---|---|
| Use Cases | Studio |
| Lens Type | Wide-Angle |
| Format | Large Format |
| Zoom/Prime | Prime |
| Focal Length | 40mm |
| Maximum Aperture | f/4 |
| Camera System | Technical Cameras |
| Lens Mount | Lens Board (Technical Camera) |
| Autofocus | No |
| Focus Type | Manual |
| Image Stabilization | None |
| Weight | 450g |
Description — Cambo WRA-2040
The Cambo WRA-2040 mounts the Rodenstock HR Digaron-W 40mm f/4 lens onto Cambo WDS/WRS series technical cameras via a Lens Board (Technical Camera) interface. As a prime wide-angle lens in the large format category, it delivers a fixed 40mm focal length with a maximum aperture of f/4, suited to photographers demanding precise manual control. The assembly weighs just 450g, making it a practical choice for large format technical camera users.
Focus is manual only, with no autofocus or image stabilization. The system is engineered for use with digital backs featuring an electronic shutter, removing the need for a conventional mechanical shutter in the lens panel itself. This makes the WRA-2040 a streamlined, purpose-built solution for large format digital photography at the wide end of the focal range.
Pros — Cambo WRA-2040
- ✓Fixed 40mm focal length provides a dedicated wide-angle perspective suitable for technical camera work
- ✓Maximum aperture of f/4 for a large format wide-angle lens
- ✓Lightweight at 450g for a large format lens panel assembly
Cons — Cambo WRA-2040
- ✗Manual focus only — no autofocus support
- ✗No image stabilization
- ✗Restricted to Lens Board (Technical Camera) mount, limiting compatibility to specific Cambo technical camera bodies

