Home » Other optical equipment » Universal refractometer after Abbe
Year/Period
1950-1960
Maker
Country
The Netherlands
Signature
BLEEKER / ZEIST HOLLAND / No 62334
Category
Other optical equipment
Subcategory
Refractometers
Inventory number
SM 103
See also SM 60, SM 202 and SM 252.
Porro prism binocular 7×50
BLEEKER
ca. 1953
Achromatic magnifier 8×
1940-1955
Thread counter
1955-1965
Monochromator with adjustable filter
ZEISS
1950-1965