07-16-2011 07-16-2011
Skinner Auctions
Skinner Auctions Marlborough MA
2555M Marlborough
July 16, 2011 10:00AMCalender

Cased Brass and Steel Paraboloid Condenser

Auction: Clocks, Watches & Scientific Instruments - 2555M Location: Marlborough Date / Time: July 16, 2011 10:00AM


Cased Brass and Steel Paraboloid Condenser, Carl Zeiss, early 20th century, of typical form with brass eyepiece and steel body, box contains steel plate with two apertures marked 1.0 and 1.1, ht. 1 1/8, lg. of plate 2 3/8 in.
Estimate $150-250


steel body, steel plate