Year/Period |
ca. 1950 |
Maker |
OLDELFT |
Country |
The Netherlands |
Signature |
OLD DELFT |
Category |
Other optical equipment |
Subcategory |
Magnifying glasses |
Size of the instrument (h x w x d) |
Length 20 × ø 7 cm |
Donated by |
R.F. Mastenbroek, Leiden, The Netherlands |
Inventory number |
SM 507 |
In aluminum frame with handle.
On the 13 cm long handle of the magnifying glass is engraved OLD DELFT.
The focal length is approx. 13 cm.
Butter refractometer after Wolney
ZEISS
ca. 1891
Thread counter
BLEEKER
1955-1965
Porro prism binocular 6×30
BLEEKER
ca. 1950
Spectroscope
BLEEKER
1946-1950
info@stichtinghistorischemicroscopie.nl
Visseringlaan 25
2288 ER Rijswijk
The Netherlands
RSIN: 804217361
KVK: 41182753
IBAN: NL53INGB0007728414
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