"An assembly kit for a pinhole camera, sponsored by Cementit. The pinhole has a diameter of 0.2 mm (Aperture 1:157, "focal length" 30 mm) and is made from air-ply and requires 120 rollfilm. takes 6x6 cm images. Cropped the image to 3:2, home developed, Ilford FP4+, DD-X 1+4 used"