The EF 50mm f/1.8 STM excels at portraiture, low-light photography, and adding an artistic edge to everyday objects and settings, thanks to its wide f/1.8 maximum aperture and 50mm focal length.
  • EF 50mm f/1.8 STM Wide f/1.8 Aperture

    Wide f/1.8 Aperture

    Precise control over depth of field so you can achieve sharp foregrounds.

  • Stepping Motor Technology (STM)

    Stepping Motor Technology (STM)

    Stepping Motor Technology which delivers fast, smooth, and near silent autofocus capability.

  • EF 50mm f/1.8 STM Compact, Lightweight, Affordable

    Compact, Lightweight, Affordable

    Weighing a mere 160g, adding very little to the overall weight of your kit.

  • STM Perfect Prime

    Perfect Prime

    When paired with an APS-C EOS DSLR, this lens is ideal for portraiture.

  • Low Light Capabilities

    Low Light Capabilities

    The wide aperture lets more light into the lens, so you can comfortably shoot in darker conditions.
  • Super Spectra Coating

    Super Spectra Coating

    Ensure accurate colour balance & high contrast, suppress flare & ghosting by absorbing light.

Selected shots from the EF 50mm f/1.8 STM




Angle of view (Horizontal) 40°
Angle of view (Vertical) 27°
Angle of view (Diagonal) 46°
Lens construction (elements/groups) 6/5
No. of diaphragm blades 7
Minimum aperture 22
Closest focussing distance 0.35m
Maximum magnification 0.15x
Distance Information Yes
AF actuator SMT

Physical Specifications

Filter diameter 49mm
Max diameter 69.2mm
length 39.3mm
Weight 159g
Barcode 4549292037692

What's included

  • EF 50mm f/1.8 STM Lens
  • Lens Cap E-49
  • Lens Dust Cap E

Compatibility & Support


The EF Mount is compatible with cameras that use a full-frame and CPS-C Cameras.
Full Frame Cameras

Canon EOS 1D
Canon EOS 5D
Canon EOS 6D

APS-C Cameras

Canon EOS 7D
Canon EOS 60D
Canon EOS 70D
Canon EOS 80D
Canon EOS 100D
Canon EOS 200D
Canon EOS 600D
Canon EOS 700D
Canon EOS 1100D
Canon EOS 1200D
Canon EOS 1300D

Check if your camera can use a EF Lens
EF Lens Compatibility Diagram


Support FAQs

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