Year/Period |
1940-1960 |
Maker |
BLEEKER |
Country |
The Netherlands |
Signature |
SM 343.1: SIMPLEX / DR C.E. BLEEKER / UTRECHT / No 4695. |
Category |
Electrical measuring equipment |
Subcategory |
Galvanometers |
Type |
Measuring equipment |
Donated by |
P.P. de Bruijn, Zeist, the Netherlands |
Inventory number |
SM 343 |
Five Bleeker mirror galvanometers.
A mirror galvanometer is an electromechanical instrument that indicates that it has sensed an electric current by deflecting a light beam with a mirror. The beam of light projected on a scale acts as a long massless pointer.
SM 343.1: Mirror galvanometer Simplex with prism, Bleeker serial number 4695.
SM 343.2: Mirror galvanometer Simplex, Bleeker serial number 11543.
SM 343.3: Mirror galvanometer Simplex, Bleeker serial number 29995.
SM 343.4: Mirror galvanometer (seems repaired), without serial number.
SM 343.5: Mirror galvanometer Simplex, Bleeker serial number 29988.
For more information see the original Bleeker brochure (in Dutch).
Resistor switch
BLEEKER
1950-1960
Normal resistors
BLEEKER
1950-1960
Power control box for Diesselhorst compensator, in plexiglass
BLEEKER
1950-1960
Precision resistors, series 24000
BLEEKER
1930-1970
info@stichtinghistorischemicroscopie.nl
Visseringlaan 25
2288 ER Rijswijk
The Netherlands
RSIN: 804217361
KVK: 41182753
IBAN: NL53INGB0007728414
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