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Standard Lens

Canon RF 50mm F1.8 STM

Explore your creativity and expand your photography skills with this remarkably compact and affordable prime lens that delivers more than you thought possible.

STANDARD LENS

See it in action

Watch the video with Ejiro Dafé, professional photographer and director, showcasing his work with the RF 50mm F1.8 STM lens.
Canon Camera

Achieve sharp focus and create impact with out of focus backgrounds

Recreate that cinema look and take your photography to a new level of creativity by experimenting with different apertures.

Wide aperture creativity

Create artistic and impactful images at lower ISO thanks to a wide f/1.8 aperture that achieves sharp focus on a subject yet delivers a beautiful blurred background.
Canon Camera

Sharp, quiet focusing

The STM (Stepping Motor) technology focuses very smoothly and in near-silence, ideal for stills and video. Super Spectra Coating on the lens elements ensure quality.
Canon Camera

Compact and lightweight

At 160g and 40.5mm, it is a highly compact and lightweight partner for your day-to-day shooting with EOS R-series cameras, with no adapter required.
Canon Camera

Considered design

Very discreet with a combined focusing and control ring for intuitive control, the lens has a 7-blade circular aperture for superb bokeh and focuses to 0.3m.
Canon Camera

Great lens for…

The RF 50mm F1.8 STM lens is a simple yet hugely versatile lens. Its superior sharpness, great low light performance and stunning bokeh make it ideal for many types of photography and video.

RF 50mm F1.8 STM ejiro dafe sample ef comp get closer 1
RF 50mm F1.8 STM ejiro dafe sample ef comp get closer 2

TECHNICAL

Get closer

The RF 50mm F1.8 STM lens focusses down to 30cm - a useful 5cm closer than the popular EF 50mm f/1.8 STM lens. The image on the left is taken with the EF 50mm lens at 35cm, while the image on the right is taken with the RF 50mm F1.8 STM at 30cm.

Specifications

  • STM Motor

    Smooth, fast, near silent autofocus

  • Wide f/1.8 aperture

    Great for low light and stunning bokeh

  • Aspheric lens element

    Superior sharpness from centre to edge

  • RF mount

    Compact design with better performance

  • Super Spectra Coating

    Improves image quality and colour rendering

  • Creativity at lower cost

    Natural perspective and affordable

LENSES

Comparison

See how the RF 50mm F1.8 STM compares to its EF counterpart and the L-series RF 50mm F1.2L

Mount

RF

EF

RF

Maximum aperture

f/1.8

f/1.8

f/1.2

Minimum focusing distance

30cm

35cm

40cm

Lens construction

6 elements in 5 groups

6 elements in 5 groups

15 elements in 9 groups

Special low dispersion glass

PMo Aspherical element

-

UD element

Aspherical element

Special coating

Super Spectra Coating

Super Spectra Coating

Air Sphere Coating, fluorine coating

Water/dust-resistance

Not supported

Not supported

Supported

Aperture blades

7

7

10

IS (CIPA standard correction effect)

Not supported

Not supported

Not supported

Filter diameter

43mm

49mm

77mm

Maximum diameter and length

Approx. 69.2 mm x 40.5 mm

Approx. 69.2 mm x 39.3 mm

Approx. 89.8 mm x 108.0 mm

Weight

160g

160g

750g

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RF 50mm F1.8 STM side image

What’s in the box

Just add an EOS R full frame mirrorless camera and you’ll be up and running in no time.

  • RF 50mm F1.8 STM

  • Lens Cap E-43

  • Lens Dust Cap RF

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  • Lens Accessories

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    Lenshood ES-65B

    Prevent stray light from entering a lens, keeping unwanted glare from affecting your photos

  • Canon Camera

    Lens pouch LP1014

    Protective soft case for selected EF lenses

  • Canon Camera

    43mm Protect Lens Filter

    Protects the front element of lenses from dirt and damage. Fits lenses with a filter thread of 43mm

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