Special Features:

Dim. 9.000 ft lg; 3.000 ft w; 1.000 ft h; table legs 22.000 in. Lg; flatness variation porm 0.005 in.; table top matl 0.188 in. Thick ferromagnetics

Properties:

A device, consisting essentially of a horizontal rod or two parallel ways, on which movable carriages and holders may be fitted to hold and position various types and kinds of apparatus and optical instruments. It will be used for laboratory experiments or educational demonstrations in optics as well as for the testing and adjustment of optical instruments.