The EF8–15mm 4L FISHEYE USM is a fisheye
zoom lens
A zoom lens is a mechanical assembly of lens elements for which the focal length (and thus angle of view) can be varied, as opposed to a fixed-focal-length (FFL) lens (see prime lens).
A true zoom lens, also called a parfocal lens, is one ...
for
Canon
Canon or Canons may refer to:
Arts and entertainment
* Canon (fiction), the conceptual material accepted as official in a fictional universe by its fan base
* Literary canon, an accepted body of works considered as high culture
** Western can ...
digital single-lens reflex camera
A digital single-lens reflex camera (digital SLR or DSLR) is a digital camera that combines the optics and the mechanisms of a single-lens reflex camera with a digital imaging sensor.
The reflex design scheme is the primary difference between ...
s (DSLRs) with an
EF lens mount
The EF lens mount is the standard lens mount on the Canon EOS family of SLR film and digital cameras. EF stands for "Electro-Focus": automatic focusing on EF lenses is handled by a dedicated electric motor built into the lens. Mechanically, it ...
. It delivers 180° diagonal angle of view images for all EOS SLR cameras with imaging formats ranging from full-frame to APS-C, and provides 180° circular fisheye images for full-frame EOS models. Announced by Canon in 2010, it features UD glass for suppression of chromatic aberration and a subwavelength coating for reduced ghosting. It has full-time manual focus for instant switching from AF to Manual operation.
Firsts
![SonyCentre-wyrdlight-760510](https://upload.wikimedia.org/wikipedia/commons/4/4a/SonyCentre-wyrdlight-760510.jpg)
This lens broke new market ground in several respects:
* It is the first Canon EF lens to offer 180° circular fisheye images for full frame image sensors.
Note Canon had a circular fisheye lens for the FD mount.
* It is the first zoom fisheye lens for any DSLR to offer a full 180° angle of view in both circular and rectangular image formats.
* It is the first lens by any manufacturer to offer a 180° angle of view for APS-H (1.3x crop factor) bodies.
[
* Also, it is the first zoom fisheye lens to offer a 180° angle of view on both full-frame and cropped bodies.][
]
References
External links
Specifications
Canon EF 8–15mm f/4L Fisheye USM
{{DEFAULTSORT:Canon EF 8-15mm lens
08
Canon EF lenses
Fisheye lenses
Camera lenses introduced in 2010