The bleaching and the dark adaptation time were automatically controlled and recorded.

强光漂白与暗适应计时自动控制。

youdao

The eyes adapt quickly when going to the light emerging from a tunnel into the sun, say but going to the dark "requires the regeneration of photo pigments, and that takes some time to reach full dark-adaptation, " says Dr. Sheedy.

WSJ: Burning Question: Does Reading in Dim Light Hurt Your Eyes?

Comic-book adaptation "Dark Knight Rises" from Time Warner Inc.

WSJ: 'Dark Knight' Still Tops Box Office