'Micrometer' mechanism
- maker:
- E Zimmermann
This image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a printÂ
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseSMG00296355
Science Museum Group
The Board of Trustees of the Science Museum
'Micrometer' mechanism, incomplete - brass 'pencil' missing. Used to test 'just noticeable differences' (J.N.D.), scale measured to 0.1 mm, by E. Zimmerman, Leipzig and Berlin, 1920-1939. (BPS Inv. No. 0074)
