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Canon RF 50mm F1.8 STM Canon RF Review

Canon RF 50mm F1.8 STM

Main Features

  • 50mm Focal Range
  • F1.8 Max Aperture
  • Filter Thread: 43mm
  • Max Format: 35mm FF
  • Canon RF Mount
  • Weight: 160g.
  • Diameter: 69mm
  • Length: 41mm
  • Min Focus Distance:0.3m
  • Max Magnification:0.25x
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Canon RF 50mm F1.8 STM Overview

Canon RF 50mm F1.8 STM is a Fixed aperture Auto Focus (AF) Standard Prime lens with 35mm FF max sensor coverage, and it is designed to be used with Canon RF mount cameras.

What type of photography is the Canon RF 50mm F1.8 STM lens good for?

The type of photography that you are planning to use the Canon RF 50mm F1.8 STM is an important decision factor. Here we have evaluated its suitability to various photography scenarios:

Photography Type Suitability
Bird/WildlifeFair
SportsAverage
PortraitExcellent
TravelGood
StreetVery Good
WeddingExcellent
Walk AroundGood
VloggingGood
LandscapeGood
MacroAverage

Canon RF 50mm F1.8 STM is a member of Canon's RF STM Prime series of lenses. Below you can see the latest lenses in this series.

RF STM Prime Series Lenses in Canon RF Mount
Model Coverage Weight Focusing Street Price
Canon RF 24mm F1.8 Macro IS STM Lens Canon RF 24mm F1.8 Macro IS STM
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35mm FF 270gr AF Amazon B&H Photo
Canon RF 16mm F2.8 STM Lens Canon RF 16mm F2.8 STM
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35mm FF 165gr AF Amazon B&H Photo
Canon RF 50mm F1.8 STM Lens Canon RF 50mm F1.8 STM
35mm FF 160gr AF Amazon B&H Photo
Canon RF 85mm F2 Macro IS STM Lens Canon RF 85mm F2 Macro IS STM
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35mm FF 500gr AF Amazon B&H Photo
Canon RF 600mm F11 IS STM Lens Canon RF 600mm F11 IS STM
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35mm FF 930gr AF Amazon B&H Photo
Canon RF 800mm F11 IS STM Lens Canon RF 800mm F11 IS STM
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35mm FF 1260gr AF Amazon B&H Photo
Canon RF 35mm F1.8 IS STM Macro Lens Canon RF 35mm F1.8 IS STM Macro
Compare
35mm FF 305gr AF Amazon B&H Photo

Reasons to Buy Canon RF 50mm F1.8 STM Lens

Here we've included a summary of the advantages and disadvantages of the Canon RF 50mm F1.8 STM lens in a list form to help you determine whether it offers the features you need.

PROs
Autofocus
Fast Aperture
Covers Full-Frame Sensor
Light weight at only 160g / 5.6 oz
Report a correction

Buy Canon RF 50mm F1.8 STM from Amazon or B&H PHOTO


CONs
No Weather Sealing
Hood is not supplied


Lens Mount

Canon RF 50mm F1.8 STM is compatible with cameras that have Canon RF lens mount. Some of the latest released cameras that are compatible with the Canon RF lenses are Canon R8, Canon R50 and Canon R6 II.

Size, Weight and Filter Thread

Size and weight is a very important decision factor when searching for your next lens. Canon RF 50mm F1.8 STM has a maximum diameter of 69mm and total length of 41mm. It weighs 160g / 5.6 oz.

Canon RF 50mm F1.8 STM has a filter thread of 43mm. Below are links to the filters that we recommend you to consider for your Canon RF 50mm F1.8 STM:

  • 43mm Variable ND Lens Filters
  • 43mm Circular Polarizer Lens Filters
  • 43mm Clear Protection Lens Filters

Focal Range

Canon RF 50mm F1.8 STM has a fixed focal length of 50mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 80mm.

Optical Image Stabilization

Canon RF 50mm F1.8 STM doesn't have an optical image stabilization system so the only option to stabilize the image taken with this lens is to mount on a camera body with IBIS (sensor based In-body image stabilization).

Maximum Magnification Ratio

Canon RF 50mm F1.8 STM has a Max Magnification Ratio of 0.25x and has a minimum focusing distance of 0.3m. For a non-macro lens, the 0.25x is considered a high magnification and will come handy for close-up shots.

Aperture

Canon RF 50mm F1.8 STM has a max aperture of F1.8 and a minimum aperture of F22.

Optical Formula

Canon RF 50mm F1.8 STM's optical formula consists of 6 elements in 5 groups . Following special elements are used in this design:

  • 1 aspherical element
  • Super Spectra Coating

Lens Hood

Canon RF 50mm F1.8 STM doesn't come with a lens hood but there is an optional lens hood with a part code of ES-65B that you can order separately.

Body Colour

Canon RF 50mm F1.8 STM is available in Black color.

Popular Comparisons of Canon RF 50mm F1.8 STM

Here is the eight most popular comparisons of Canon RF 50mm F1.8 STM amongst Camera Decision readers.

Top Alternatives of Canon RF 50mm F1.8 STM Lens
Model Coverage Weight Focusing Street Price
Canon RF 35mm F1.8 IS STM Macro Lens Canon RF 35mm F1.8 IS STM Macro
Compare
35mm FF 305gr AF Amazon B&H Photo
Canon EF 50mm f1.4 USM Lens Canon EF 50mm f1.4 USM
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35mm FF 290gr AF Amazon B&H Photo
Canon RF 16mm F2.8 STM Lens Canon RF 16mm F2.8 STM
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35mm FF 165gr AF Amazon B&H Photo
Nikon Nikkor Z 50mm F1.8 S Lens Nikon Nikkor Z 50mm F1.8 S
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35mm FF 415gr AF Amazon B&H Photo
Canon RF 50mm F1.2L USM Lens Canon RF 50mm F1.2L USM
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35mm FF 950gr AF Amazon B&H Photo
Canon RF 85mm F2 Macro IS STM Lens Canon RF 85mm F2 Macro IS STM
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35mm FF 500gr AF Amazon B&H Photo
Canon EF 50mm f1.8 STM Lens Canon EF 50mm f1.8 STM
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35mm FF 159gr AF Amazon B&H Photo
Sigma 50mm F1.4 DG HSM A Lens Sigma 50mm F1.4 DG HSM A
Compare
35mm FF 815gr AF Amazon B&H Photo

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**This post contains affiliate links, and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate, I earn from qualifying purchases.

Canon RF 50mm F1.8 STM Alternatives in Canon RF Mount
Model Coverage Weight Focusing Street Price
Canon RF 50mm F1.2L USM Lens Canon RF 50mm F1.2L USM
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35mm FF 950gr AF Amazon B&H Photo

Canon RF 50mm F1.8 STM Detailed Specifications


General
Brand Canon
Lens Type Prime
Lens Type Standard Prime
Lens Mount Canon RF
Max Format 35mm FF
Focal Range 50mm
Image Stabilization No
Colour Black
Zoom Method No Zoom
Power Zoom No Zoom
Zoom Lock No Zoom
Zoom Ratio 1.0X
APERTURE
Max Aperture F1.8
Min Aperture F22
Aperture Ring No
Diaphragm Blades 7
Optics
Optical Elements 6
Optical Groups 5
Special Elements 1 aspherical element + Super Spectra Coating

FOCUSING
Min Focus Distance 0.3m
Max Magnification 0.25X
Autofocus Yes
AF Motor Type Stepper motor
Full Time Manual No
Focus Method Internal
Distance Scale No
DoF Scale No
PHYSICAL SPECS
Weight 160g
Diameter 69mm
Length 41mm
Weather Sealing No
Filter Thread 43mm
Filter Notes -
Hood Supplied No
Hood Code ES-65B
Tripod Collar No
Report a Correction
Frequently Asked Questions about Canon RF 50mm F1.8 STM
is the Canon RF 50mm F1.8 STM a Weather Sealed lens?
What is the Minimum Focusing Distance of Canon RF 50mm F1.8 STM
is the Canon RF 50mm F1.8 STM an Autofocus (AF) lens?
What is the Filter Thread Size of Canon RF 50mm F1.8 STM
Does Canon RF 50mm F1.8 STM have Image Stabilization?
Does Canon RF 50mm F1.8 STM have Aperture Ring?
What is the Maximum Magnification Ratio of Canon RF 50mm F1.8 STM


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