Microscopes
Microscopes
A Microscope (pronounced: /ˈmaɪkrəˌskoʊp/) is an instrument used to see objects that are too small to be seen by the naked eye. The term originates from the Greek words micros meaning small and skopein meaning to look or see.
History
The first microscope was invented in the 17th century by Antonie van Leeuwenhoek. His design, known as the simple microscope, used a single lens to magnify objects. Later, the compound microscope, which uses multiple lenses to increase magnification, was developed.
Types of Microscopes
There are several types of microscopes, each with its own specific use and level of magnification. These include the optical microscope, electron microscope, and scanning probe microscope.
Optical Microscope
The optical microscope, also known as a light microscope, is the most common type of microscope. It uses light to pass through a sample to produce an enlarged image.
Electron Microscope
The electron microscope uses a beam of electrons instead of light to create an image. It has a much higher magnification and resolution than a light microscope.
Scanning Probe Microscope
The scanning probe microscope scans the surface of a sample with a fine probe tip to create a three-dimensional image.
Applications
Microscopes are used in a variety of fields, including biology, medicine, and material science. They are essential tools in medical research, allowing scientists to study cells, bacteria, and other small organisms.
See Also
External links
- Medical encyclopedia article on Microscopes
- Wikipedia's article - Microscopes
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