EF Lenses

EF-S Lens

EF-S24mm f/2.8 STM

  • Specifications
  • Block diagram
Marketed November 2014
Original Price 23,000 yen
Lens Construction (group) 5
Lens Construction (element) 6
No. of Diaphragm Blades 7 (circular aperture)
Minimum Aperture 22
Closest Focusing Distance (m) 0.16
Maximum Magnification (x) 0.27
Filter Diameter (mm) 52
Maximum Diameter x Length (mm) 68.2 x 22.8
Weight (g) 125

The lightest and thinnest lens in the EF-S series, the new Canon EF-S24mm f/2.8 STM weighs only approximately 125 g and features a body depth that, at approximately 22.8 mm, measures roughly the diameter of a Japanese 100 yen coin. Delivering high mobility and convenience, the svelte pancake lens, when paired with Canon’s EOS Kiss X7 (released in March 2013), the world’s smallest and lightest APS-C-size digital SLR camera,*1 weighs a total of only about 495 g,*2 or just under the weight of a 500 ml PET plastic bottle beverage.

*1 Among digital SLR cameras employing an APS-C-size CMOS sensor. As of March 1, 2014. According to a Canon survey. The EOS Kiss X7 measures approximately 116.8 mm (w) x 90.7 mm (h) x 69.4 mm (d). The black- and white-color models (body only) weigh approximately 370 g and 373 g, respectively.
*2 Total weight when the EF-S24mm f/2.8 STM is attached to the EOS Kiss X7 (body only).

Block diagram

Aspherical lens