pinhole.gr_camera_obsura

“Antique woodcut, showing a schematic view of a camera obscura, consisting of a rectangular wooden box, formed of two parts which slide in and out to focus the image on the screen N. Illustration from a book in Physics from 1883.R: luminous rays; B: lens; M: glass mirror; N: ground-glass plate; O: image; A: wooden door.Related images:”