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Yongnuo YN 50mm f/1.4 Lens

The Yongnuo YN 50mm f/1.4 is a 50mm f/1.4 lens designed for Canon EF mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Yongnuo YN 50mm f/1.4 Lens

Yongnuo YN 50mm f/1.4 Lens

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Lens Overview — Yongnuo YN 50mm f/1.4

The Yongnuo YN 50mm f/1.4 is a full-frame compatible prime lens built for Canon EF-mount DSLR cameras. Sitting in the standard focal length range, this 50mm prime offers a maximum aperture of f/1.4, making it a compelling option for photographers who want to shoot in challenging light conditions or achieve subject-background separation through selective focus. The lens supports both autofocus and manual focus operation, giving shooters flexibility depending on their shooting style or subject matter.

At 572g, it has a tangible feel without being excessively heavy for a fast prime. The 58mm filter thread is a common size, making it straightforward to pair with polarizers, ND filters, or other accessories from most brands. With no image stabilization on board, handheld shooting at slower shutter speeds will rely entirely on the photographer's technique and ambient light.

Designed specifically for the Canon EF mount, it is compatible with the broad range of Canon DSLR bodies that accept that mount. The full-frame coverage means it can be used on both APS-C and full-frame Canon DSLRs without any vignetting concerns tied to sensor size. Overall, this is a standard prime with a fast aperture in a familiar focal length.

Key Features — Yongnuo YN 50mm f/1.4

50mm f/1.4 Prime: A fast, standard focal length well-suited for portraits, street, and everyday photography on both APS-C and full-frame bodies.

Canon EF Mount: Designed specifically for Canon EF-mount DSLRs, ensuring broad compatibility across Canon's DSLR lineup.

Full-Frame Coverage: Covers a full-frame image circle, so it can be used on both APS-C and full-frame Canon DSLRs without vignetting.

f/1.4 Maximum Aperture: Wide maximum aperture allows shooting in low-light conditions and enables shallow depth of field for subject-background separation.

Autofocus & Manual Focus: Supports both AF and MF operation, giving photographers flexibility across different shooting scenarios.

58mm Filter Thread: A common filter diameter that makes it easy and affordable to pair with polarizers, ND filters, and other accessories.

Lens Specifications — Yongnuo YN 50mm f/1.4

Yongnuo YN 50mm f/1.4 full specifications
SpecDetail
Use CasesStudio
Lens TypePrime
FormatFull Frame
Zoom/PrimePrime
Focal Length50mm
Maximum Aperturef/1.4
Camera SystemDSLR
Lens MountCanon EF
AutofocusYes
Focus TypeAuto, Manual
Image StabilizationNone
Filter Thread58mm

Description — Yongnuo YN 50mm f/1.4

The Yongnuo YN 50mm f/1.4 is a prime lens designed for Canon EF-mount DSLR cameras, covering a full-frame image circle at a standard 50mm focal length. Its headline specification is the f/1.4 maximum aperture, which provides considerable light-gathering ability and the ability to work with a narrow depth of field when desired. The lens offers both autofocus and manual focus modes, making it adaptable to different shooting scenarios.

Physically, it weighs 572g and accepts 58mm front filters, keeping filter costs manageable given how common that thread size is. There is no image stabilization, so steady technique matters when shooting at the edges of available light. As a full-frame lens on a Canon EF mount, it is usable across the full range of compatible Canon DSLR bodies without sensor coverage limitations.

This 50mm prime is a practical tool for photographers working within the Canon DSLR ecosystem who want a fast standard focal length.

Pros — Yongnuo YN 50mm f/1.4

  • ✓Wide maximum aperture of f/1.4 opens up low-light and shallow depth-of-field shooting possibilities
  • ✓Full-frame lens format ensures compatibility across both APS-C and full-frame Canon EF-mount DSLRs
  • ✓Supports both autofocus and manual focus modes for shooting flexibility

Cons — Yongnuo YN 50mm f/1.4

  • ✗No image stabilization, which can be a limitation when shooting handheld in low light
  • ✗Limited to Canon EF mount only, so not usable on other camera systems without an adapter
  • ✗At 572g, it is on the heavier side for a 50mm prime lens

Videos — Yongnuo YN 50mm f/1.4

Yongnuo 50mm f/1.4 (II) lens review and comparison (Full-frame & APS-C) — Christopher Frost

Resources & Downloads — Yongnuo YN 50mm f/1.4

Manuals & Guides

Frequently Asked Questions — Yongnuo YN 50mm f/1.4

Which cameras is this lens compatible with?+
The Yongnuo YN 50mm f/1.4 uses a Canon EF mount, making it compatible with Canon EF-mount DSLR cameras. It is a full-frame lens, so it can be used on both full-frame and APS-C Canon DSLR bodies.
Does this lens have image stabilization?+
No, the specifications confirm that image stabilization is listed as None. Photographers shooting in low light will need to compensate through technique, shutter speed selection, or ISO adjustments.
Can this lens autofocus?+
Yes, the lens supports autofocus and also offers a manual focus option. This gives shooters the ability to switch between AF for fast-moving subjects and manual focus for more precise control.
What filter size does this lens accept?+
The lens has a 58mm filter thread, which is a widely available size. This makes it easy to find compatible polarizers, ND filters, and other accessories.
How heavy is the Yongnuo YN 50mm f/1.4?+
The lens weighs 572g according to its specifications. This is worth factoring in if you plan to use it for extended handheld shooting sessions.
Is this a zoom or prime lens?+
This is a prime lens with a fixed 50mm focal length, falling into the standard focal length range. It does not offer any zoom capability.

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