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Canon EF 40mm f2.8 STM Review

Main Features

  • 40mm Focal Range
  • F2.8 Max Aperture
  • Filter Thread: 52mm
  • Max Format: 35mm FF
  • Canon EF Mount
  • Weight: 130g.
  • Diameter: 68mm
  • Length: 22mm
  • Min Focus Distance:0.3m
  • Max Magnification:0.18x
    •
$179
or
BUY from B&H PHOTO

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Canon 40mm f2.8 STM Overview
Canon 40mm f2.8 STM is an Auto Focus (AF) Standard Prime lens with 35mm FF max sensor coverage. When mounted on a 35mm FF sensor camera, it will give you an FF equivalent focal range of 40mm. With a max aperture of f2.8, this is a fast lens.
Canon 40mm f2.8 STM is not a weather sealed lens, so you have to be extra careful against rain and dust.

Pros and Cons of Canon EF 40mm f2.8 STM

PROs
Built-in Autofocus
Full-time Manual Focusing
Covers Full-Frame Sensor

CONs
No Weather Sealing
Hood is not supplied
Canon 40mm f2.8 STM Detailed Specifications

General
Brand Canon
Lens Type Prime
Price $179.00
Lens Type Standard Prime
Lens Mount Canon EF
Max_Format 35mm FF
Focal Range 40mm
Image Stabilization No
Colour Black
Zoom Method No Zoom
Power Zoom No Zoom
Zoom Lock No Zoom
Zoom Ratio 1.0X
APERTURE
Max Aperture F2.8
Min Aperture F22.0
Aperture Ring No
Diaphragm Blades 7
Optics
Optical Elements 6
Optical Groups 4
Special Elements 1 aspherical element

FOCUSING
Min Focus Distance 0.3m
Max Magnification 0.18X
Autofocus Yes
AF Motor Type Stepper motor
Full Time Manual Yes
Focus Method Unit
Distance Scale No
DoF Scale No
PHYSICAL SPECS
Weight 130g
Diameter 68mm
Length 22mm
Weather Sealing No
Filter Thread 52mm
Filter Notes -
Hood Supplied No
Tripod Collar No
Canon EF 40mm f2.8 STM Alternatives in Canon EF Mount
Model Focal Length Max Aperture Weight Focusing Price
Canon EF 35mm f1.4L USM 35mm F1.4 580gr AF $1,599.00
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Canon EF 35mm f2 IS USM 35mm F2.0 335gr AF $549.00
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Canon EF 35mm f2.0 35mm F2.0 210gr AF $319.00
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Canon TS-E 45mm f2.8 45mm F2.8 645gr MF $1,399.00
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Tokina AT-X Pro 35mm f2.8 Macro DX 35mm F2.8 340gr AF $348.89
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Samyang 35mm F1.4 AS UMC 35mm F1.4 660gr MF $449.00
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Voigtlander 40mm F2 Ultron SL II 40mm F2.0 200gr MF $449.00
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Zeiss Milvus 35mm F1.4 35mm F1.4 1174gr MF $0.00
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Carl Zeiss Distagon T 1,435 35mm F1.4 830gr MF $1,749.00
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Lensbaby Burnside 35 35mm F2.8 374gr MF $499.95
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Carl Zeiss Distagon T 235 35mm F2.0 570gr MF $725.00
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Hartblei Superrotator 40mm F4 IF TS 40mm F4.0 1550gr MF $0.00
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Tamron SP 35mm F1.8 Di VC USD 35mm F1.8 480gr AF $599.00
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Tamron SP 45mm F1.8 Di VC USD 45mm F1.8 540gr AF $399.00
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Rokinon 35mm f1.4 35mm F1.4 660gr MF $449.00
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Sigma 35mm F1.4 DG HSM 35mm F1.4 665gr AF $844.75
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Other Frequently Asked Questions about Canon EF 40mm f2.8 STM
is the Canon EF 40mm f2.8 STM a Weather Sealed lens?
What is the Minimum Focusing Distance of Canon EF 40mm f2.8 STM
is the Canon EF 40mm f2.8 STM an Autofocus (AF) lens?
What is the Filter Thread Size of Canon EF 40mm f2.8 STM
What is the Maximum Magnification Ratio of Canon EF 40mm f2.8 STM
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