A wide-angle camera module for disposable endoscopy

Dongha Shim, Jesun Yeon, Jason Yi, Jongwon Park, Soo Nam Park, Nanhee Lee

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

A wide-angle miniaturized camera module for disposable endoscope is demonstrated in this paper. A lens module with 150° angle of view (AOV) is designed and manufactured. All plastic injection-molded lenses and a commercial CMOS image sensor are employed to reduce the manufacturing cost. The image sensor and LED illumination unit are assembled with a lens module. The camera module does not include a camera processor to further reduce its size and cost. The size of the camera module is 5.5 × 5.5 × 22.3 mm3. The diagonal field of view (FOV) of the camera module is measured to be 110°. A prototype of a disposable endoscope is implemented to perform a pre-clinical animal testing. The esophagus of an adult beagle dog is observed. These results demonstrate the feasibility of a cost-effective and high-performance camera module for disposable endoscopy.

Original languageEnglish
Pages (from-to)596-600
Number of pages5
JournalOptical Review
Volume23
Issue number4
DOIs
StatePublished - 1 Aug 2016

Keywords

  • Animal testing
  • Aspheric plastic lenses
  • Disposable endoscopy
  • Injection molding
  • MIPI image sensor
  • Wide-angle camera

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