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Digital Photography

Patent: APS-C Compact Lens Optical Formulas

A patent showing three different optical formulas for APS-C sensor cameras has appeared. According to Canon News, this patent is missing some good information that would help narrow down what these embodiments are for. The 3 embodiments: 15-45mm f/2.8-5.6 15-45mm f/2.0-5.0 15-60mm f/2.0-5.0 From Canon News: Our assumption with this patent application is that these Read more…

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Patent: APS-C Compact Lens Optical Formulas

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Patent: Increased Precision of Shake Correction

From Canon News, a highly detailed patent application from Canon shows how to increase the precision of the velocity sensors inside the camera to increase the accuracy of image stabilization. This patent application shows Canon is improving the shake that happens with motor and mirror movement as well as when the lens is zoomed. The Read more..

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Patent: Increased Precision of Shake Correction

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Patent: Optical Formula for New EF 24-70mm f/2.8L

Northlight has uncovered a patent relating to a zoom lens design with two aperture stops. Within the patent are two different optical formulas, one for an EF 16-35mm f/2.8 and another for an EF 24-70 f/2.8. According to Northlight: The aim is to produce a zoom lens with constant minimum aperture, but having small variations Read more..

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Patent: Optical Formula for New EF 24-70mm f/2.8L

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Patent: Soft Focus Lens Designs, Various Focal Lengths

Canon has filed a patent spotted by Canon News for a variety of soft focus lenses.

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Patent: Soft Focus Lens Designs, Various Focal Lengths

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Patent: New EF-S 18-55 With an LCD Display?

A patent has surfaced pertaining to aberration reduction in interchangeable lenses. Unrelated to the patent is an image showing an EF-S 18-55 kit lens with what appears to be an LCD display like we have seen on the Canon EF 70-300mm f/4-5.6 IS II. The patent does reference a “lens information display”.

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Patent: New EF-S 18-55 With an LCD Display?

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Patent: More Stacked Sensor Development from Canon

Canon continues to put R&D into stacked sensors. This latest patent for the technology is quite detailed in its delivery

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Patent: More Stacked Sensor Development from Canon

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Patent: More Work Being Done on Organic Sensors

Are organic sensors the next big thing in sensor technology?

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Patent: More Work Being Done on Organic Sensors

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Patent: Diffractive Optics Element Improvements

We continue to see new patent applications for diffractive optics technology. We’re all still waiting to see if the EF 600mm f/4 DO IS will become an actual consumer product, or if Canon is going to take things in a different direction. From Canon News: Canon describes how to manufacturer a diffractive optical element with a Read more..

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Patent: Diffractive Optics Element Improvements

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Patent: Canon Wide Angle Zoom for Full Frame Mirrorless Camera

A patent for an optical formula showing  a wide angle zoom lens for a full frame mirrorless body has appeared. It looks like this patent is for a 16-30mm f/2.8 and has a short backfocus of 11.34mm, which tells us it’s not for a DSLR

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Patent: Canon Wide Angle Zoom for Full Frame Mirrorless Camera

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Patent: Quad Pixel AF and a Hybrd DSLR

Now this is a pretty interesting patent uncovered by Canon News.

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Patent: Quad Pixel AF and a Hybrd DSLR

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