Microscopt Flashcards
1
Q
What is the radiant field diaphragm?
A
It controls the diameter of the light source
2
Q
What is the aperture diaphragm?
A
It controls the angle of the cone of light
3
Q
What is Kohler illumination?
A
It’s a method to focus light on the specimen by evenly distributing light
4
Q
What does parfocal mean?
A
It describes the nosepiece + objective assembly to allow focus to be on the same plane
5
Q
In a compound microscope, what part of the microscope is the primary magnification?
A
The objective lens
6
Q
What does resolution power mean?
A
The ability of a lens to discern fine detail and produce a clear image
7
Q
What does numerical aperture mean?
A
Mathematical expression of the ability of a lens to gather light
8
Q
Higher the numerical aperture = ?
A
Better the resolution
