What is microscope?
What is microscope?
Ans- Microscope is a high resolution instrument. Which is used for observing the fine details of very minute (बहुत छोटे) objects.
Types of of Microscope -
There are two types of microscope.
I) Light microscope
Ii) Electronic microscope
I) Light or compound microscope :-
➡️It is a simple microscope which is used in school.
➡️It uses glass lenses.
➡️It uses a beam of light to illuminate the object.
➡️In this microscope internal vacuum is not required.
PARTS OF COMPOUND MICROSCOPE
i) eye piece
ii) draw tube
iii) body tube
iv) coarse adjustment
v) fine adjustment
vi) arm (limb)
vii) clip
viii) inclination joint(swivel)
ix) pillar
x) base
xi) condenser adjustment
xii) foot
xiii) revolving nose piece
xiv) objectives
xv) slide
xvi) stage
xvii) condenser
xviii) diaphragm
xix) reflector
2. Electronics microscope 🔬
➡️It is developed by Knoll and Ruska (Germany) in 1932.
➡️It uses electromagnets.
➡️It uses a beam of electrons instead of light.
➡️Internal vacuum is essential.
➡️Magnification is 10000 to 500000.
PARTS OF ELECTRONIC MICROSCOPE
i) Insulator
ii) Electronic gun
iii) specimen position
iv) binocular viewer
v) control panel
vi) photoplate
Comments
Post a Comment