Mechanism absolutely immobilizes microscope stage at a preset focus, preserving focus indefinitely. The lock is a second-class lever consisting of a straight body having a fulcrum with a cylindrical bearing surface at one end and a thumbscrew at the other end.
Absolute focus lock for microscopes
1970-12-01
Miscellaneous
No indication
English
Microscopes probe the imperceptible
British Library Online Contents | 1995
|Industrial microscopes aid precision manufacturing
British Library Online Contents | 2014
|Submersible microscopes & image processing technologies
Tema Archive | 1999
|