Leica 50mm f/2 Lens — Specs, Reviews, Used Prices

Leica 50mm f/2 SUMMICRON-R Lens

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Lens Overview — Leica 50mm f/2

The Leica 50mm f/2 SUMMICRON-R is a manual focus prime lens built for the Leica R mount, covering a full-frame image circle. With a maximum aperture of f/2 and a fixed 50mm focal length, it sits squarely in the standard focal length range — the classic perspective that closely approximates natural human vision and makes it a versatile choice across a wide range of shooting scenarios. Designed for DSLR camera systems using the Leica R mount, this lens is entirely manual focus, placing creative control firmly in the photographer's hands.

The lens accepts 55mm filters, which is a relatively compact thread size reflecting the lens's restrained physical footprint. At 290 grams, it is a lightweight option that balances easily on compatible bodies without adding significant bulk to a kit. There is no image stabilization, which is typical of manual prime lenses at this focal length and era of design.

The SUMMICRON-R name carries a long legacy within Leica's R-system lineup, and this 50mm incarnation remains a sought-after option for photographers who value the deliberate, tactile shooting experience that full manual operation provides on a full-frame platform.

Key Features — Leica 50mm f/2

50mm f/2 Prime: A fixed standard focal length with a maximum f/2 aperture, covering the natural field of view suited to portrait, street, and documentary work.

Leica R Mount: Designed specifically for the Leica R-system, with broad adapter compatibility that opens this lens up to modern mirrorless and DSLR bodies from other manufacturers.

Full-Frame Coverage: Projects an image circle sized for full-frame sensors and film, delivering the intended 50mm perspective without crop factor on compatible bodies.

Manual Focus Design: Fully manual operation with a tactile focus ring suited to deliberate, controlled shooting in the Leica tradition.

SUMMICRON Optical Heritage: The SUMMICRON name denotes Leica's long-established f/2 lens lineage, known for high contrast and resolving performance across the frame.

Lightweight Build: A compact, lightweight build that balances comfortably on R-mount bodies and keeps the overall kit weight low for extended use.

Lens Specifications — Leica 50mm f/2

Leica 50mm f/2 full specifications
Spec	Detail
Use Cases	Portrait, Landscape, Street, Travel
Lens Type	Prime
Format	Full Frame
Zoom/Prime	Prime
Focal Length	50mm
Maximum Aperture	f/2
Camera System	DSLR
Lens Mount	Leica R
Autofocus	No
Focus Type	Manual
Image Stabilization	None
Filter Thread	55mm
Weight	290g

Description — Leica 50mm f/2

The Leica 50mm f/2 SUMMICRON-R is a manual focus prime lens built for the Leica R mount, designed to cover a full-frame sensor format. Its f/2 maximum aperture gives photographers a meaningful degree of light-gathering ability and the capacity for pleasing background separation at this focal length. At a fixed 50mm, it occupies the classic standard focal length position, well-suited to portraiture, documentary work, street photography, and general-purpose use.

The lens accepts 55mm screw-in filters, keeping the filter investment practical. Weighing in at a trim 290 grams, it adds minimal load to any shooting kit. There is no image stabilization, consistent with the manual-operation philosophy of the Leica R system.

Focusing is entirely manual, which rewards a slower, more considered approach to image-making. This lens is a compelling choice for photographers who shoot on Leica R-mount cameras or those using adapters and who appreciate the deliberate craft of manual focus shooting on a full-frame platform.

Pros — Leica 50mm f/2

✓Wide f/2 maximum aperture offers solid low-light capability and subject separation
✓Fixed 50mm focal length on full-frame coverage provides a natural, standard perspective
✓Lightweight at just 290g, making it easy to carry for extended shoots
✓Compact 55mm filter thread keeps accessory costs modest
✓Leica R mount compatibility opens use with a range of R-mount bodies and adapters

Cons — Leica 50mm f/2

✗Manual focus only — no autofocus support for fast-moving subjects
✗No image stabilization, requiring steady hands or faster shutter speeds in low light
✗Leica R mount is a legacy system, limiting native body compatibility to older Leica R cameras
✗Single focal length offers no zoom flexibility

Videos — Leica 50mm f/2

Leica 50mm f2 Summicron V. The Quiet Lens That Gets Everything Right — Hotshot Studio

Resources & Downloads — Leica 50mm f/2

Manuals & Guides

User Manual
PDF · 629 KB

Frequently Asked Questions — Leica 50mm f/2

What camera mount does this lens use?+

This lens uses the Leica R mount. It is designed for DSLR cameras built around that system. Adapters may allow use on other camera platforms, but native compatibility is limited to Leica R-mount bodies.

Does this lens have autofocus?+

No. The Leica 50mm f/2 SUMMICRON-R is a fully manual focus lens. All focusing must be done by hand using the focus ring, with no electronic or mechanical autofocus assistance.

What filter size does this lens take?+

This lens has a 55mm filter thread, so it accepts standard 55mm screw-in filters such as polarizers, UV filters, or ND filters.

Does this lens cover full-frame sensors?+

Yes. The specifications confirm this lens is designed for a full-frame format, so it will fully cover a full-frame sensor without vignetting on compatible Leica R-mount bodies.

How heavy is this lens?+

The lens weighs 290 grams, making it a relatively lightweight prime that is comfortable for handheld shooting over long periods.

Is there image stabilization on this lens?+

No. The specifications confirm image stabilization is listed as None. Photographers should compensate with shutter speed or camera support as needed.

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