Year/Period |
ca. 1960 |
Maker |
BLEEKER |
Country |
The Netherlands |
Signature |
NOI [in logo] (Nederlandse Optische Industrie) / DR C.E.BLEEKER N.V. / ZEIST NEDERLAND / No 11623 |
Category |
Other optical equipment |
Subcategory |
Spectroscopes |
Donated by |
Laboratory of Clinical Chemistry, Meander Medical Center, Amersfoort, the Netherlands |
Inventory number |
SM 169 |
This instrument has been donated to the foundation by the Laboratory of Clinical Chemistry, Meander Medical Center, Amersfoort, the Netherlands, thanks to Frank Pothoven, special technician of the Laboratory Center.

Telescope
ONBEKEND/UNKNOWN
1900-1930

Butter refractometer after Wolney
ZEISS
ca. 1891

Spectroscope
ZEISS
1930-1940

Universal refractometer after Abbe
BLEEKER
1950-1955