Canon Patents Ludicrous Zooms | Canon Rumors

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Keith over at Northlight Pictures factors to a patent software that features designs for superzooms so broad in vary that they seem like variations of the legendary lens that discussion board posters typically use for instance of unreasonable expectations.

A 33mm f/4 to 600mm f/7.2 lens may need beforehand been used as a tongue-in-cheek reference to an unimaginable design. At the moment, it is only one “embodiment” of an actual patent software that additionally contains:

  • 24-400mm f/4-6.5
  • 24-300mm f/4-5.6
  • 28-500mm f/4-7.2
  • 30-600mm f/8

One other patent from just a few days earlier exhibits a collection of mounted aperture zooms:

  • 200-500mm f/4
  • 200-400mm f/4
  • 300-800 f/8

Hopes for L-quality picture high quality ought to be stored in verify, although, particularly with the thinner aperture embodiments.

The calculated aberration graphs included within the patents (instance at left) present very vital distortion, and a few detail-killing astigmatism and chromatic aberration.

The brand new patents present Shunji Iwamoto because the Canon inventor. Iwamoto has been accountable for lots of the agency’s current zoom lens patents, showing to focus on designs that contain transferring components.

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