By closing the eyes gently and pressing them by your palms, you may see some specks of brilliant light but light is not enterin your eyes ? Explain
By closing the eyes gently and pressing them by your palms, you may see some specks of brilliant light but light is not enterin your eyes ? Explain
Since our brain can retain the image last seen for a few seconds these specks of bright light can appear because of retention of that image for a few seconds.