Ultron 20mm f/3.5 SL

20mm
f/3.5
Prime

Quick answer

The Voigtlander Ultron 20mm f/3.5 SL is a ultra-wide prime lens covering 20mm at f/3.5 for the Micro Four Thirds mount. Its moderate maximum aperture works best in good light or with a higher ISO.

About this lens

The Voigtlander Ultron 20mm f/3.5 SL is a wide-angle prime lens covering 20mm at f/3.5 for Micro Four Thirds mount cameras. The wide view suits landscapes, architecture and environmental shots.

Voigtlander Ultron 20mm f/3.5 SL specifications

Brand: Voigtlander
Mount: Micro Four Thirds
Focal length: 20mm
Maximum aperture: f/3.5
Lens type: Prime

What can you shoot with the Voigtlander Ultron 20mm f/3.5 SL?

At 20mm this is a ultra-wide prime, which typically suits:

Landscapes and big skies
Architecture and interiors
Astrophotography and night skies

Its moderate maximum aperture works best in good light or with a higher ISO.

Full-frame equivalent and field of view

Calculated from the focal length and crop factor. Not measured.

Sensor	Crop	Equivalent	Horizontal FOV	Diagonal FOV
Micro Four Thirds	2.0x	40mm	48.5°	56.8°

Try the field-of-view calculator

Frequently asked questions

What mount does the Voigtlander Ultron 20mm f/3.5 SL use?

It uses the Micro Four Thirds mount, so it fits Micro Four Thirds cameras directly.

What is the focal length of the Voigtlander Ultron 20mm f/3.5 SL?

It is a fixed 20mm lens with a maximum aperture of f/3.5. That makes it a ultra-wide lens.

Is the Voigtlander Ultron 20mm f/3.5 SL a prime or a zoom lens?

It is a prime lens with a fixed 20mm focal length. Primes usually open wider than zooms; this one opens to f/3.5.

What is the Voigtlander Ultron 20mm f/3.5 SL equivalent on a crop sensor?

On Micro Four Thirds (2x crop) it frames like 40mm on full frame, with a 48.5° horizontal and 56.8° diagonal field of view. These figures are calculated from the focal length and crop factor.

Which cameras does the Voigtlander Ultron 20mm f/3.5 SL fit?

Any Micro Four Thirds-mount camera, including OM System OM-1, OM System OM-1 Mark II, OM System OM-5, Olympus OM-D E-M1, and Olympus OM-D E-M1 Mark II and 24 more.