Microscopes Flashcards
What does the course adjustment knob do
The first knob you should use when focusing in on a specimen, and always under low power. Never use it in high power.
What does the ocular lens/eyepiece do
The part you look into to see the specimen, usually has 10x magnification
What do the stage clips do
They secure the slide onto the stage so it doesn’t move around
What does the light source do
It sends light upwards through the condenser lens and through the hole in the stage onto the specimen on the slide.
What does the arm do
Connects the body tube to the base
What does the condenser do
The lens under the stage that focuses light onto the specimen through a hole in the stage.
What does the base do
it supports the weight of the microscope and contains the light source and the electronics.
What does the diaphragm do
A dial that adjusts the amount of light that reaches the specimen.
What does the body tube do
It connects the eye piece to the objective lens and ensures correct alignment of the microscope components to correctly direct the light from the specimen into the viewers eye
What does the fine adjustment knob do
The second knob you should use under higher power for exact focusing.
What does the revolving nose piece do
It allows you to switch between different objective lenses
What does the stage do
Where you place the slide that contains the specimen. It contains a hole that allows light to pass through onto the specimen.
What do the objective lenses do
These lenses further magnify the specimen, there are usually three magnification levels, 4x, 10x, and 40x
