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Canon

Canon 4427B002 EF 8-15mm f/4L Fisheye USM camera lens

SKU CH-CZE6-CV72K MPN 4427B002

An ultra-wide zoom covering 8–15 mm at f/4, delivering a 180° diagonal view and both circular and full-frame fisheye images on Canon EF cameras

  • TypeUltra Wide Angle Zoom
  • ColorBlack
  • CompatibilityCanon EOS
  • Focus TypeAuto Focus
  • Focal Length8 - 15 mm
  • Aperturef/4 (1 : 4)
  • 180-degree diagonal view captures immersive circular and full-frame images
  • Constant f/4 aperture maintains brightness across the 8-15mm zoom range
  • Ultrasonic motor delivers fast, quiet autofocus with full-time manual override
  • UD and aspherical glass elements suppress chromatic aberration for sharp results
  • Fluorine coating repels smudges and fingerprints to keep optics clear

Canon EF 8-15mm f/4L Fisheye USM Lens

This Canon EF mount zoom lens covers an 8-15mm focal length range with a constant f/4 aperture. It delivers a 180-degree diagonal angle of view, producing circular fisheye images on full-frame EOS cameras and full-frame fisheye images on APS-C models. The optical design uses 14 elements in 11 groups, including Ultra-Low Dispersion and aspherical glass. A ring-type Ultrasonic Motor provides fast, quiet autofocus with full-time manual override.

Ideal for creative fisheye

Photographers and filmmakers seeking the unique 180-degree perspective for artistic, architectural, or immersive VR content will benefit from this L-series optic. Its ability to switch between circular and full-frame fisheye formats adds versatility. Buyers needing a rectilinear ultra-wide zoom for standard architectural correction or general-purpose wide-angle shooting should look at a different lens type, as this model produces deliberate barrel distortion.

The 8-15mm zoom range defines the creative scope

This single specification determines whether the lens matches the intended project. At 8mm on full-frame, it yields a circular image with a 180-degree view; zooming to 15mm fills the full frame with a fisheye perspective. On APS-C sensors, the range provides a cropped fisheye effect. If the required field of view falls outside this specific zoom range or a non-distorted perspective is needed, this is not the correct lens.

Highlights

  • 180-degree diagonal view captures immersive circular and full-frame images
  • Constant f/4 aperture maintains brightness across the 8-15mm zoom range
  • Ultrasonic motor delivers fast, quiet autofocus with full-time manual override
  • UD and aspherical glass elements suppress chromatic aberration for sharp results
  • Fluorine coating repels smudges and fingerprints to keep optics clear

Specifications

BrandCanon
Model4427B002
TypeUltra Wide Angle Zoom
ColorBlack
CompatibilityCanon EOS
Focus TypeAuto Focus
Focal Length8 - 15 mm
Aperturef/4 (1 : 4)
Camera MountCanon EF
Angle of View180 degrees
Minimum Focus Distance6.20"
Lens Construction14 elements in 11 groups
Focus AdjustmentLens extension via inner focusing and focus cam plus floating mechanism
FeaturesFor filmmakers and photographers who want the look and feel only possible with extreme wide angle and fisheye photography, the new Canon EF 8-15mm f/4L Fisheye USM is a world-class choice.
It delivers 180 degrees diagonal angle of view images for all EOS SLR cameras with imaging formats ranging from full-frame to APS-C, and provides 180 degrees circular fisheye images for full-frame EOS models.
It features UD glass for suppression of chromatic aberration, a Subwavelength coating for reduced ghosting, a newly developed Fluorine coating that keeps soiling, smears and fingerprints to a
Dimensions3.10" x 3.70" (Max. Diameter x Length)
Weight19.10oz
Shipping weight0.84 kg
Package size198 × 152 × 150 mm

Questions about this item

Should I choose the 8 mm or 15 mm end for circular fisheye on full frame?

At 8 mm the lens produces a 180 degree circular image on full-frame EOS bodies; at 15 mm it fills the frame with a diagonal fisheye view.

What does the constant f/4 aperture mean when I zoom from 8 to 15 mm?

The aperture stays at f/4 across the zoom range, so exposure does not change while framing, and the minimum aperture is f/22 for depth-of-field control.

How does the Canon EF mount limit use on mirrorless R-series cameras?

The lens uses the EF mount, so an EF-to-RF adapter is required for R-series bodies; autofocus and aperture control remain fully functional with the adapter.

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