Explain the designation compound light microscope?

A compound light microscope is an optical instrument that uses multiple lenses to magnify small objects, employing visible light as its illumination source. It typically features an objective lens and an eyepiece lens, allowing for high magnification and resolution of specimens. This type of microscope is commonly used in laboratories for biological and medical research to observe cells, tissues, and microorganisms. Its design enables detailed examination of samples that are often mounted on glass slides.