light-sensitive

/L AY1 T S EH0 N S AH0 T IH0 V/
adjective
  1. 1

    Affected by, or sensitive to light.

  2. 2

    (of substances and surfaces) changing chemically or physically when exposed to light.

  3. 3

    (of cells, tissue or organs) able to detect the presence (or intensity) of light.

Source: https://en.wiktionary.org/wiki/light-sensitive