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Canon RF50mm F1.8 STM Lens

The Canon 50mm f/1.8 STM is a 50mm f/1.8 lens designed for Canon RF mount cameras. Used copies start from $150 on GearFocus, with buyer protection on every purchase.

Canon RF50mm F1.8 STM Lens

Canon RF50mm F1.8 STM Lens

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Canon RF 50mm f/1.8 STM

Condition: Good

Product Highlights

  • Compact and lightweight prime lens
  • Bright f/1.8 maximum aperture
  • STM motor for smooth autofocus
  • Super Spectra Coating for reduced flare

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Used Canon 50mm f/1.8 STM Listings on GearFocus

Canon RF 50mm f1.8 STM Lens
Canon RF 50mm f1.8 STM Lens

Like New

$211.25

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Canon RF 50mm f1.8 STM Lens
Canon RF 50mm f1.8 STM Lens

Like New

$211.25

🚚 Free Shipping

Canon RF 50mm f/1.8 STM
Canon RF 50mm f/1.8 STM

Good

$150.00

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Lens Overview — Canon 50mm f/1.8 STM

The Canon RF 50mm F1.8 STM is a full-frame prime lens built for Canon's RF-mount mirrorless camera system. With a 50mm focal length and a fast f/1.8 maximum aperture, it sits comfortably in the standard focal length range, making it a versatile choice for everyday shooting, portraits, and available-light work. The lens supports both autofocus and manual focus operation, giving shooters flexibility depending on the situation.

At just 160g, it is one of the lighter options available for the RF system, making it a practical companion for travel or extended handheld shooting sessions. The 43mm filter thread is a relatively compact size, which keeps compatible filter options straightforward to source. Designed specifically for full-frame mirrorless cameras using the Canon RF mount, it is well-suited to photographers stepping up from kit lenses who want a dedicated prime with a wider maximum aperture.

The combination of its compact footprint, light weight, fast aperture, and AF capability makes it an accessible and capable standard prime for the RF ecosystem. Image stabilization is not included, so shooters working in very low light should factor in camera body stabilization if needed.

Key Features — Canon 50mm f/1.8 STM

50mm F1.8 Prime: A standard focal length with a fast f/1.8 maximum aperture, useful for portraits, street photography, and low-light shooting.

Canon RF Mount: Designed exclusively for Canon's RF-mount mirrorless system, ensuring full electronic communication with compatible camera bodies.

Full-Frame Coverage: Covers a full 35mm frame with no vignetting or crop factor concerns on Canon's full-frame RF mirrorless cameras.

STM Autofocus Motor: Stepping motor autofocus delivers smooth, quiet AF performance well-suited to both stills and video shooting.

160g Lightweight Build: At just 160g, it is one of the lightest lenses in the RF lineup, reducing fatigue during travel or all-day shooting.

Manual Focus Support: Full-time manual focus capability gives shooters direct control when precise or creative focus placement is needed.

Lens Specifications — Canon 50mm f/1.8 STM

Canon 50mm f/1.8 STM full specifications
SpecDetail
Use CasesPortrait, Street, Travel, Beginner-Friendly
Lens TypePrime
FormatFull Frame
Zoom/PrimePrime
Focal Length50mm
Maximum Aperturef/1.8
Camera SystemMirrorless
Lens MountCanon RF
AutofocusYes
Focus TypeAuto, Manual
Image StabilizationNone
Filter Thread43mm

Description — Canon 50mm f/1.8 STM

The Canon RF 50mm F1.8 STM is a prime lens designed for Canon RF-mount mirrorless cameras with full-frame coverage. It offers a 50mm focal length in the standard range alongside a f/1.8 maximum aperture, making it a capable option for portraits, street, and general-purpose photography where a wider aperture is beneficial. The lens supports both auto and manual focus, offering versatility across different shooting styles.

Weighing just 160g, it is a notably light lens that pairs well with compact RF-mount bodies without adding significant bulk to the kit. The 43mm filter thread keeps the front element compact. It is worth noting that this lens does not include image stabilization, so shooters in challenging light conditions will benefit from pairing it with a camera body that offers in-body stabilization.

For photographers looking to expand their Canon RF system with an accessible and lightweight standard prime, the RF 50mm F1.8 STM is a straightforward, capable choice.

Pros — Canon 50mm f/1.8 STM

  • ✓Fast f/1.8 maximum aperture opens up shooting in lower light conditions
  • ✓Lightweight at just 160g, making it easy to carry for extended periods
  • ✓Supports both autofocus and manual focus for shooting flexibility

Cons — Canon 50mm f/1.8 STM

  • ✗No image stabilization, which may be a limitation for handheld low-light shooting without IBIS
  • ✗Fixed 50mm focal length offers no zoom flexibility
  • ✗43mm filter size is non-standard and may limit filter accessory compatibility compared to more common sizes

Reviews — Canon 50mm f/1.8 STM

Videos — Canon 50mm f/1.8 STM

Canon RF 50mm f/1.8 STM lens review with samples — Christopher Frost

Resources & Downloads — Canon 50mm f/1.8 STM

Manuals & Guides

Frequently Asked Questions — Canon 50mm f/1.8 STM

Which cameras is this lens compatible with?+
This lens is designed for Canon RF-mount mirrorless cameras. It is built for full-frame mirrorless camera bodies using the RF mount system.
Does the Canon RF 50mm F1.8 STM have image stabilization?+
No, this lens does not include image stabilization. Photographers who need stabilization will need to rely on in-body image stabilization if their camera body provides it.
What filter size does this lens use?+
The lens has a 43mm filter thread. This is a relatively compact size, so you will want to confirm filter compatibility before purchasing accessories.
How heavy is the Canon RF 50mm F1.8 STM?+
The lens weighs 160g, making it one of the lighter prime options available for the Canon RF system. This low weight makes it well-suited for travel and everyday carry.
Does this lens support autofocus?+
Yes, the lens supports autofocus as well as manual focus. Both focus modes are available, giving users the ability to switch depending on the shooting scenario.

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