Microscope
device · 1590 · Early modern era
An optical instrument for looking at small objects (Janssen, Leeuwenhoek).
Inventors: Zaccarias Janssen, Hans Janssen, Hans Lippershay.
What it is made of
- Lens — has part. An objective and an eyepiece.
Principles and materials it uses
- Refraction of light — uses. Magnification through refraction.
- Brass — is made of. The tube of a microscope is brass.
Where it is used
- Gram staining — is used in. For microscopy.
- Cell theory — is used in. Observing cells.
History: what it evolved from and what it influenced
- Glasses — evolved from. Spectacle makers assembled the first microscopes.
- Electron microscope — evolved into. Overcoming the limit of optics.
- Magnifying glass — evolved from. Magnification with glass.
What it is a kind of
- Operating microscope — includes. A microscope.