Microscope

• Is one of the principal labaratoryinstruments in any biological science subject. Microscope
• It enables the student to see smallor fine structures not seen by the naked eye. Microscope
• There are various designs of microscopes, but all of them generally consist of mechanical parts, lens system, and illuminating systems.
• it is a structure located below the stage which controls the intensity of light entering the stage. It is of two types: disc and iris. Diaphragm