The Zeiss achives
indicate that this microscope was delivered to Fr. J.
Emmerich & Son to New York, sales agent for Zeiss
instruments in the USA, on Feb. 25, 1885. It is equipped with
8 objectives with canisters marked AA, BB, DD, A, aa, B, F, and J immersion.
In addition, there is an Abbe camera lucida and an extension tube that
allows the use of objectives requiring the English tube length.
avertisement for Fr. J. Emmerich &
The following is the description of Stand I from the 1885 Zeiss catalog:
Stand I - Large stand with heavy horse-sho foot, inclinable ;the body and stage revolving round the optic axis. Coarse adjustment by rack and pinion; micrometer screw with divided head; draw-tube with millimeter divisions. Abbe's Illuminating Apparatus No. 80 with condenser of 1.20 numerical aperture.
Also, for use with the ordinary mirror, a substage (Fig. 1) to replace the Abbe Illuminator, turning on an arm under the stage, with rack and pinion motion and centering adjustments for receiving cylinder diaphragms and other apparatus.
Height of the instrument from table to eye-piece medium length of draw-tube about 33 cm. Size of stage 103 x 94 mm. (Fig. 2)
If a second Condenser of 1.40 N. aperture be desired for the Abbe Illuminator (No. 81) 25 Mk. must be1 added. If objectives adjusted to the English 10 inch body are to be used on this stand, a lengthening piece (100 Mm.) can be supplied If desired to screw into the body under the draw-tube.