Leonard DIGGES (+ Johann ZAHN, 1641-1707, et al.)

CONSTRAINT : unfixed image + camera obscura + telescope.

INVENTION : “telecamera obscura”. Digges : “[…] ye may by applycation of glasses in due proportion cause any peculiare house or roume thereof dilate […] as playnly as if you were corporally present.” (Pantometria, 1571.)

WORKS : ϕ of other people’s darkened rooms. All works lost (consumed privately). See also Zahn’s Oculus artificialis teledioptricus (1685-1686).