A diaphragm
The light diaphragm
It regulates the amount of light that passes through a specimen.
The diaphragm regulates the amount of light that reaches the objective lens. It is also called the iris.
The condenser and its diaphragm.
the diaphragm controls the amount of light entering the microscope
The light diaphragm
A diaphragm regulates the amount of light entering the microscope. Stage opening allows light to pass through the stage of the microscope.
It regulates the amount of light that passes through a specimen.
The diaphragm regulates the amount of light that reaches the objective lens. It is also called the iris.
The condenser and its diaphragm.
The light diaphragm
Regulates the amount of light entering the body tube...
It is called a diaphram.
The Diaphragm of the microscope regulates the amount of light shown.
The diaphram Is What Controls How Much Light Is Released.
The Diaphram regulates the amount of light in the body tube
diaphragm