STATESVILLE HAUNTED PRISON Â®. The Prisoners have rioted, the guards have fled, a darkness has seized control of this Maximum Security Prison and our Warden has opened the gates for visitors.
Substage: The area under the stage, called the substage, may contain a diaphragm, a. condenser, or both. Diaphragm: The diaphragm regulates the amount of light passing from the light source. through the specimen and through the lens system of the microscope.
Featured right: Algae under the microscope with visible cells using brightfield illumination. The condenser usually contains an aperture diaphragm to control and focus light on the specimen; light passes through the specimen and then is collected by an objective lens situated in a turret above the stage. The objective magnifies the light and transmits it to an oracular lens or eyepiece and into the userâs eyes.