Patent: Canon EF/EF-S Adaptor for Full Frame Mirrorless camera

patent of EF EF-S adaptor for mirrorless full-frame camera
Canon has just filed a new patent of  an EF/EF-S adaptor for a full frame mirrorless camera. There is a switch on the adaptor to go between EF and EF-S lenses. But this is only a patent and there is little sign that Canon will announce a new full frame mirrorless camera.

Reminder: The new released APS-C Mirrorless EOS M3— start at $475.00Check Price at eBay


Patent Publication No. 2015-118208 (Google Translated)

  • Published 2015.6.25
  • Filing date 2013.12.18

Canon patents

  • Flange back is shorter body
  • Flange back is long, a lens having the same image circle as the image pickup device body
  • Flange back is long, a lens with a smaller image circle than the image pickup device body
  • Mount adapter to change the diameter of the flare cut stop, depending on the image circle of mounting the lens

Source: EG

Read More Canon Lens Patent


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