2. One of the most important tools used to study
living things.
“Micro” means very small.
“Scope” means to look at.
Types :
1- Light microscope
2- Electron microscope
3. • Always carry with 2 hands.
• Never touch the lenses with your fingers.
• Only use lens paper for cleaning.
• Do not force knobs.
• Always store covered.
4. Ocular lens
(eye piece)
Body Tube (head)
Revolving Nosepiece
Arm
Objective Lens
Stage
Stage
Clips
Coarse adjustment
knob
Fine adjustment kn
Base
Diaphragm
Light
5. Ocular lens
Eye piece because it is near
the eyes.
magnifies; where you look
through to see the image of
your specimen.
They are usually X10 or X15
power.
11. objective lenses
Called objective lens because
it is near objects(sample).
4 types:
1-X4 for plants and insects.
2- X10 (LPF) for identification
3- X40 (HPF) for
differentiation
4- X100 (oil immersion lens)
15. fine adjustment knob
small, round knob on
the side of the
microscope used to
fine-tune the focus of
your specimen
after using the coarse
adjustment knob