Year/Period |
1900-1930 |
Maker |
BUSCH |
Country |
Germany |
Signature |
Busch |
Category |
Other optical equipment |
Subcategory |
Magnifying glasses |
Size of the instrument (h x w x d) |
2.8 × 4.5 × 2.5 cm (folded); ø lens 2.5 cm |
Donated by |
R. Ketting, Vlaardingen, The Netherlands |
Inventory number |
SM 509 |
Metal folding pocket magnifier with an 8× magnification.
Busch logo on the front; INS: engraved on the back.
The magnifying glass has been donated to the foundation by Mr. R. Ketting and comes from the legacy of his uncle who worked at TNO Utrecht.
Refractometer/saccharimeter
BLEEKER
1950-1960
Thread counter
BLEEKER
1955-1965
Achromatic magnifier 12×
BLEEKER
1940-1950
Achromatic magnifier 8×
BLEEKER
1940-1955
info@stichtinghistorischemicroscopie.nl
Visseringlaan 25
2288 ER Rijswijk
The Netherlands
RSIN: 804217361
KVK: 41182753
IBAN: NL53INGB0007728414
The Historical Microscopy Foundation is independent and non-commercial. Your support is vital to enable the Foundation to fulfil its mission and to guarantee its continuity. We are very grateful for all financial contributions, as well as donations of progress objects for the collection.
Donate