Title Ballistics comparison microscope formerly owned by the Hoboken Police Department. Object Name Microscope Catalog Number 2007.070.0001 Collection Hoboken Police Collection Credit Gift of Linda & Steve Darago. How to date Carl Zeiss binoculars. The manufacturer was Carl Zeiss AG in Jena, Germany. The serial number indicates a manufacturing date of between 1936 and 1940. With some of this content dating back to the times when slow dial-up Internet access was the norm, the article. Above: Carl Zeiss Jena microscope Nr. The microscope production and the series (compound microscope) serial numbers too. Out of a total production that year of about 4,161 binoculars made. Description Ballistics comparison microscope formerly owned by the Hoboken Police Department. According to donor, former Police Captain, it was discarded when moving from Hoboken City Hall to One Police Plaza, 1990's. Purchase date not known, but serial numbers place the date of manufacture at circa 1928-1932. Manufactured by Carl Zeiss, Germany. No stock numbers or City of Hoboken identification. Original wood case for mounted unit is lost. Dual Carl Zeiss Jena monocular microscopes (serial numbers 254919 and 254939; no stock numbers found) mounted on a mahogany wood base with felt on bottom, 10-1/4' deep x 12-1/4' wide; notched for sliding in and out of a storage case (not present); with a removable connecting monocular eyepiece (Carl Zeiss Jena Nr437 - unknown if a stock or serial number) that that sits loosely over the eyepiece of each microscope and allows the two units to used a single microscope for viewing ballistic materials. Overall height with removable eyepiece is circa 12-13'; two brass adjustable bullet mounts; fitted wood case for eyepiece. Objective on each microscope is 3 (3x?), Carl Zeiss Jena stock number 96-002. Eyepieces on the individual microscopes are same company, 5x, no stock number. The connecting eyepiece uses prisms for a vertical split view of a bullet placed under each microscope. The eyepiece has no stated magnification; each microscope can be focused with the connecting eyepiece in place. Two brass mounts for bullets are present. Date 1928-1932 Year Range from 1928 Year Range to 1932 Search Terms Caption 1 front with eyepiece Imagefile 00001.jpg Classification Crime Law Enforcement Police Sciences. Batman arkham city font download. From the Lens Collector's Vade Mecum: (a) Classic Zeiss Jena numbers. It does seem that very low numbers do exist, and it is suggested that they begin at Jena at 1,000 in about 1890, unless information to the contrary is found. There may also be unnumbered lenses, possibly when they are one of a stereo pair, though confusion with licencees lenses can occur. There seems then to be a gap to 1912. Two listings then exist, and run very much in parallel. Gilbert, in 'Collecting Photographica' and is reproduced in the back of McKeown's 'Price Guide'. The other is given in 'Chiffres Cles' by P-H. As a collector, the main point is that they do tell the same story within the time span that interests one.
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