Year/Period |
1950-1960 |
Maker |
BLEEKER |
Country |
The Netherlands |
Signature |
(1): CURTIS . SYSTEMS // BLEEKER / HOLLAND // NOI [in logo] / No 45 / 67503 |
Category |
Other optical equipment |
Subcategory |
Refractometers |
Inventory number |
SM 79 |
For information on the color and number of the rings see refractometer color codes (in Dutch).
To see the inside of this instrument we refer to SM 168.
Universal refractometer after Abbe
BLEEKER
1950-1960
Porro prism binocular 6×30
BLEEKER
ca. 1953
Thread counter
BLEEKER
1955-1965
Grating spectroscope
BLEEKER
1950-1960
info@stichtinghistorischemicroscopie.nl
Visseringlaan 25
2288 ER Rijswijk
The Netherlands
RSIN: 804217361
KVK: 41182753
IBAN: NL53INGB0007728414
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