Here is a new Canon patent, and it appear it is referring to the recently…
Here Is How Canon’s Defocus Smoothing Technology Works (featured on new RF 85mm f/1.2L)
Today Canon announced the Canon RF 70-200mm f/2.8L IS and Canon RF 85mm f/1.2L DS lenses for the EOS R system.
The Canon RF 85mm f/1.2L DS features Defocus Smoothing technology (the “DS” in the moniker). What Defocus Smoothing is about and how it works is explained in the videos below.
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