There are two main types of biological microscopes: compound microscopes and dissecting microscopes. Compound microscopes use two lenses, an objective lens and an eyepiece lens, to magnify the image of the object. The objective lens is located at the bottom of the microscope and focuses the light on the specimen. The eyepiece lens is located at the top of the microscope and magnifies the image produced by the objective lens. Dissecting microscopes have only one lens, the objective lens, and are used to view larger specimens that do not require as much magnification.
Biological microscopes can be equipped with a variety of accessories, such as light sources, filters, and stages. Light sources provide the illumination for the specimen. Filters can be used to change the color or intensity of the light. Stages are used to hold the specimen in place.
Biological microscopes are essential tools for studying the microscopic world. They allow researchers to observe and analyze cells, tissues, and microorganisms in detail.