dark adaptation

• Processo fisiológico em que os olhos se adaptam a condições de baixa luminosidade, aumentando a sensibilidade à luz após permanecer no escuro.

The physiological process by which the eyes adjust to low-light conditions, increasing sensitivity to light after exposure to darkness.

1. Visual adjustment to low lightB2formal

   The process by which the eyes adjust to low levels of illumination, increasing sensitivity to light over time.

   Adaptação ao escuro

   • Dark adaptation takes about 20 to 30 minutes for the human eye.
   • Pilots need good dark adaptation for night flying.
   • After entering the dark room, his dark adaptation slowly improved his vision.