Question

When a person enters a dark room from the bright light, he cannot see anything clearly. But after some time he see clearl6?

Answer 1

When we enter a dark room from a bright light area , we face difficulty in looking the object clearly.This is due to the degenration of iodopsin and regenration of rhodopsin as in the dark light rods (containg rhodopsin)get activated and in the bright light cones (containg iodopsin)get activated