Depth of field extension technology for two-dimensional code reader

Chie Nagashima, Toshihiko Tsukada, Kunihiko Itoh, Yoshimi Kitazumi, Shinichi Komatsu

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)
Original languageEnglish
Pages (from-to)118-121
Number of pages4
JournalSeimitsu Kogaku Kaishi/Journal of the Japan Society for Precision Engineering
Issue number2
Publication statusPublished - 2016
Externally publishedYes


  • Depth extension
  • Image processing
  • Phase mask
  • QR code
  • Reading distance
  • Two-dimensional code reader
  • Wavefront coding method

ASJC Scopus subject areas

  • Mechanical Engineering

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