German Oculus Placido Disk or Keratoscope Opthalmologist Tool decorative bowls though this pig is still

though this pig is still my favorite

Pewter Co c

) It is pretty fabulous

glossy surface that turns black on exposure to air

A fabulous ceramic Danish Modern ashtray from back in the day when ashtrays were considered design objects

German Oculus Placido Disk or Keratoscope Opthalmologist Tool decorative bowls though this pig is stillI bought this old Placido Disk, or Keratoscope, not knowing exactly what it was, because it reminded me of Duchamp's "Rotoreliefs," and also because I thought it could serve as a great prop for all sorts of things, including perhaps a low budget Sci Fi film! I've since learned that this device, invented in the late 19th century, is an ophthalmic instrument used to assess the shape of the anterior surface of the cornea: a series of concentric rings is