Horseman 23mm f/5.6 HR Digaron-S Medium Format Lens
The Horseman 23mm f/5.6 is a 23mm f/5.6 lens designed for Lens Board (Technical Camera) mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Horseman 23mm f/5.6 HR Digaron-S Medium Format Lens
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Lens Overview — Horseman 23mm f/5.6
Key Features — Horseman 23mm f/5.6
23mm Wide-Angle Prime: Fixed 23mm focal length delivers a broad field of view well-suited to architectural, landscape, and technical photography on medium format.
HR Digaron-S Optics: Rodenstock-designed HR Digaron-S optical formula engineered for high resolution and corner-to-corner sharpness across a large image circle.
Medium Format Image Circle: Covers medium format digital sensors with sufficient image circle for use on Horseman technical camera systems.
Lens Board Mount: Mounts via a technical camera lens board interface, compatible with Horseman LD and similar view-style camera bodies.
f/5.6 Maximum Aperture: Aperture of f/5.6 is standard for technical camera lenses of this class, prioritizing optical precision and coverage over light-gathering speed.
Manual Focus Design: Fully manual focus control suits the deliberate, methodical shooting workflow typical of technical and medium format photography.
Lens Specifications — Horseman 23mm f/5.6
| Spec | Detail |
|---|---|
| Use Cases | Studio |
| Lens Type | Wide-Angle |
| Format | Medium Format |
| Zoom/Prime | Prime |
| Focal Length | 23mm |
| Maximum Aperture | f/5.6 |
| Camera System | Medium Format |
| Lens Mount | Lens Board (Technical Camera) |
| Autofocus | No |
| Focus Type | Manual |
| Image Stabilization | None |
| Filter Thread | 67mm |
Description — Horseman 23mm f/5.6
The Horseman 23mm f/5.6 HR Digaron-S is a prime, wide-angle lens built for the medium format camera system. With a fixed 23mm focal length and a maximum aperture of f/5.6, it is engineered for the precise, controlled shooting style associated with technical camera photography. The lens mounts via a Lens Board (Technical Camera) interface, making it compatible with the appropriate range of technical camera bodies in the Horseman medium format system.
A 67mm filter thread allows for straightforward use of standard filter accessories, while the 500g weight keeps the lens practical for field use. Manual focus is the only focus mode available, reflecting the deliberate, methodical approach typical of medium format technical photography. There is no image stabilization, consistent with this lens class and intended shooting environment.
Pros — Horseman 23mm f/5.6
- ✓Fixed 23mm focal length provides a dedicated wide-angle perspective within the medium format system
- ✓Maximum aperture of f/5.6 is purpose-built for technical precision in this lens category
- ✓Manageable 500g weight for a medium format prime lens
Cons — Horseman 23mm f/5.6
- ✗Maximum aperture of f/5.6 limits performance in low-light conditions compared to faster primes
- ✗Manual focus only — no autofocus option available
- ✗No image stabilization, requiring careful technique or support for sharp results
Videos — Horseman 23mm f/5.6
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