"Purkinje effect" meaning in English

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  "etymology_text": "Named after Czech anatomist Jan Evangelista Purkyně (1787–1869).",
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      "form": "Purkinje effects",
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        "The tendency for the peak luminance sensitivity of the human eye to shift toward the blue end of the spectrum at low illumination levels."
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      "synonyms": [
        {
          "word": "Purkyne effect"
        },
        {
          "word": "Purkyně effect"
        }
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  "word": "Purkinje effect"
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        "The tendency for the peak luminance sensitivity of the human eye to shift toward the blue end of the spectrum at low illumination levels."
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  "word": "Purkinje effect"
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