list of microscopes presented below is organized with respect to the
country of origin and further with respect to the instrument maker. Use
the drop-down menu link above to choose the country of origin.
dating the instruments presented on this website, use was made of
whatever information happened to be available. Such information consists
of the maker's name and address, dates on the microscopes or documents
that accompany the microscopes, manufacturer's archives, lists of serial
numbers vs. dates of manufacture, or copies of original
delivery books (if available). In addition, use was made of journal
articles, manufacturer's catalogs, and books that are contemporary with
the instruments as well as more modern reference books and catalogs of
established museum collections. In some cases, the dates are accurate to
within the actual year of manufacture, while for others, the dates are
only extrapolations or approximations based on the style of the
microscope or other information.