On the gekko pupil and scheiner's disc

Christopher J Murphy, Howard C. Howland

Research output: Contribution to journalArticlepeer-review

18 Scopus citations


The four pinhole apertures of the constricted gekko pupil are an adaptation for decreasing the depth of field of the eye, while decreasing the total light flux to the retina. This may be useful for distance estimation at high light levels.

Original languageEnglish (US)
Pages (from-to)815-817
Number of pages3
JournalVision Research
Issue number5
StatePublished - 1986

ASJC Scopus subject areas

  • Ophthalmology
  • Sensory Systems


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