WITHERING TYPE BOTANICAL MICROSCOPE c1800
WITHERING TYPE BOTANICAL MICROSCOPE c1800. This instrument is a brass simple microscope similar to the "Botanical Microscope" described in 1776 by. It is a later form of Withering's design, as it exhibits some differences from the original; this instrument has three interchangeable lenses and a live box. Had a single lens, tools with bone handles, and a third circular tier for the lens mount. This microscope is a compact instrument designed for field work.
It is 9 cm tall with circular tiers 4 cm in diameter, supported by two slender support pillars. It has three interchangeable objective.
Which may be screwed together to increase the total magnification. The sample stage has a livebox that screws into a. Focus is accomplished by sliding the stage tier up or down along the two support pillars.
The position is maintained by friction collars. The single-sided illuminating mirror is mounted on a swivel in the center of a transverse bar at the base of the microscope.
The entire unit would have been stored in a cylindrical. But this one is cased in a 19thC wooden apothecary bottle case with screw top. There are Stage Forceps with this instrument, and the central tier has provision for mounting.
Is good with a magnification range from approximately 5-20x. The item "WITHERING TYPE BOTANICAL MICROSCOPE c1800" is in sale since Tuesday, June 30, 2020.
This item is in the category "Antiques\Science/Medicine\Scientific Instruments". The seller is "canis_est" and is located in Holt. This item can be shipped to United Kingdom.
- Period: 1800 to 1900
- Type: Microscope