2.1 Brief History on Different Microscopes
This section covers three different kinds of microscopes: the magnifying glass, the eyeglass, and the compound microscope.
2.1.1 Magnifying Glasses
![A magnifying glass](images/wk1/magGlass.jpg)
Figure 2.1: A magnifying glass
A magnifying glass is a simple microscope that dates back to 424 BC: a glass globe filled with water was the first ever piece of evidence of a magnifying glass.
Because of this, magnifying glasses have been applied to health and Biology since its early days!
2.1.2 Eyeglasses
![A portrait of a man wearing a pair of eyeglasses](images/wk1/glasses.jpg)
Figure 2.2: A portrait of a man wearing a pair of eyeglasses
The above portrait (painted some time in 1352) depicts a man wearing a pair of eyeglasses while writing.