"Picture was taken on a recreational area of the Greifensee close to Niederuster in the late afternoon. April 29th was a very warm, windy day with partly overcast sky. Fomaspeed S312 paper negative, 1 m 40 s exposure time, scan inverted and tinted in Photoshop."
"Paradise Bird CAM: Home-built single sheet paper negative cam built using 2 mm gray cardboard. Negative size 125 mm x 125 mm, image area 120 mm x 120 mm with in-camera black border.Focal length 105 mm, 0.40 mm pinhole, f/256."