Iris diaphragm
The condenser and its diaphragm.
you can control it to adjust the amount of light
Diaphragm control lever
the diaphragm controls the amount of light entering the microscope
The light diaphragm
The condenser and its diaphragm.
you can control it to adjust the amount of light
Diaphragm control lever
The adjustable stage opening on a microscope is used to control the amount of light illuminating the specimen.
The amount of light passing through that's reaching your eye or the amount of electrons being absorbed. Depends on the microscope.
A diaphragm regulates the amount of light entering the microscope. Stage opening allows light to pass through the stage of the microscope.
The diaphram Is What Controls How Much Light Is Released.
the diaphragm controls the amount of light entering the microscope
The adjustable stage opening on a microscope is used to control the amount of light illuminating the specimen.
The light diaphragm
The Iris diaphragm in the condenser. (the lever sticking out just above the "8" in the image above.
The light diaphragm