Canon Patent For Automated Auto-Focus Microadjustement

Egami spotted a new patent filed by Canon. New patent describes automatic microadjustment for Canon DSLRs and lenses.

Canon’s new patent makes it available to automate auto-focus microadjustement of lenses, while increasing the reliability AF adjustment. This is definitely a cool feature for DSLR users. See below for the patent details translated by machine.

Canon Patent For Automated Auto-Focus Microadjustement

canon-patent-for-microadjustments

  • Patent Publication No. 2013-254194
    • Publication date 2013.12.19
    • Filing date 2012.5.11
  • Issues surrounding the AF adjustment
    • The looseness of the phase difference AF sensor, because the AF accuracy is worse, need AF adjustment
    • It is not done correctly the AF adjustment in your environment
    • Necessary facilities such as service center
  • Canon patents
    • Automation of the AF adjustment
    • Procedure
      • Let me be the difference adjusted value of the phase difference AF and contrast AF
      • To determine the reliability

via EG

• Topics : Canon • Tags:

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