Sold for:
$356

The Abbe Refractometer, probably Zeiss, Germany, early 20th century, the sector with engraved divisions is joined to the monocular barrel with compensator divided 0-90 in each direction, above the double ABBE prism with swing adjustments, rectangular base with cut corners having an adjustable rectangular mirror, with box housing accessories including a thermometer, ht. 12 3/4


Skinner

Auctioneer:
Skinner

Date:
2011-07-16