Microscope Parts Quiz

Microscope Parts

• The ocular lens is what you look through to view a specimen.
• Objective lenses are attached to the revolving nosepiece, which allows you to switch between different magnifications (low, medium, high power).
• The coarse adjustment knob is used for initial focusing, especially on low power.
• The fine adjustment knob is used for precise focusing, especially on medium and high power.
• The diaphragm controls the amount of light passing through the specimen.
• The stage is the flat platform where you place the slide.
• The light source provides illumination for viewing the specimen.
• The base provides stability and is used for carrying the microscope.
• The field of view refers to the circular area visible through the microscope.
• Objective lens power indicates the magnification of each objective lens (e.g., 40x).
• Ocular lens power is the magnification of the eyepiece (e.g., 10x).
• The magnification of a microscope is calculated by multiplying the ocular lens power by the objective lens power.
• A wet mount is a slide with a drop of water on it, often used to improve viewing of specimens.
• A slide is a thin, flat piece of glass used to hold and view specimens, including bacteria.