Canon 40mm f/2.8 STM Prime Pancake Lens
The Canon EF 40mm f/2.8 STM is a slim, lightweight pancake prime with a natural 40mm perspective and a bright f/2.8 aperture. Its compact EF-mount design makes it an elegant everyday lens for Canon EOS DSLR shooters who want sharp results without carrying extra bulk. On APS-C Canon bodies, it gives a tighter field of view similar to about 64mm.
Why photographers love it
• Ultra-slim pancake design for easy everyday carry
• Natural 40mm focal length for street, travel, and casual portraits
• STM autofocus for smooth, quiet focusing on compatible Canon bodies
• Bright f/2.8 aperture in a very compact body
• 52mm filter thread keeps accessories simple and affordable
• Lightweight build at approximately 130g
What it’s great for
• Street and travel photography
• Everyday walkaround shooting
• Casual portraits and lifestyle images
• Lightweight Canon DSLR setups
Who it’s for
This lens is ideal for Canon EOS photographers who want a discreet, capable prime lens with a clean everyday field of view. It suits anyone building a compact DSLR kit for travel, street, or simple daily photography.
Specifications:
Lens Type: Prime pancake lens
Mount: Canon EF
Focal Length: 40mm
Maximum Aperture: f/2.8
Focus Type: Autofocus with STM stepping motor
Minimum Focus Distance: 0.3m
Filter Size: 52mm
Optical Construction: 6 elements in 4 groups
Stabilization: No
Weight: Approx. 130g
Dimensions: Approx. 68.2 x 22.8mm
Compatibility:
Compatible with Canon EF-mount EOS film and DSLR cameras.
Also usable on Canon APS-C EOS DSLR bodies, where it gives an approximately 64mm equivalent field of view.
Can be adapted to Canon EOS R mirrorless cameras with a compatible EF-to-RF adapter.