WorksheetsMICRO LAB - MICROSCOPE
Total questions: 25
Worksheet time: 13mins
An optical instrument with two lens systems, the objective and the eyepiece or ocular.
Simple microscope
Compound microscope
Stereomicroscope
Confocal microscope
Found below the stage that holds the condenser above, and the iris diaphragm below.
Body tube
Sub-stage
Revolving nosepiece
Abbe condenser
Serves as support which is the post or vertical extension of the base and to which the arm is attached.
Base
Pillar
Inclination point
Arm
The movable hinge that attaches the frame of the microscope to the base. It is used for tilting the microscope whenever necessary for the convenience of the user.
Pillar
Inclination point
Arm
Base
Attached to the base of the body tube. It holds the objectives.
Revolving nosepiece
Draw tube
Body tube
Arm
Knob used for slow or little movement of the body tube when focusing high power objectives as well as the higher powered lenses. It is used to get a sharper focus of the object under the low power objective.
Coarse adjustment knob
Fine adjustment knob
Mirror rack
Abbe condenser
Iris diaphragm
A type of mirror used when the source of light (natural/artificial) is of low light.
Concave mirror
Plane mirror
A type of mirror used when the source of light is very bright.
Concave mirror
Plane mirror
Used to concentrate the reflected light form the mirror to the object or specimen being examined.
Coarse adjustment knob
Fine adjustment knob
Mirror rack
Abbe condenser
Iris diaphragm
It controls the amount of light striking the object with the use of a lever.
Coarse adjustment knob
Fine adjustment knob
Mirror rack
Abbe condenser
Iris diaphragm
The detachable cylinder situated on the top of the draw tube. It is equipped with a lens that magnifies the object several times and enables one to see the specimen by looking through it. Sometimes it is provided with a pointer which is used in pointing at specific parts of the specimen.
Eyepiece
LPO
HPO
Draw tube
Body tube
A long cylinder lens of a high magnifying power. It is used to study detailed part of the specimen.
LPO
HPO
OIO
Eyepiece
A long cylinder with a lens of a very high magnifying water. It focuses very close to the slide and a small drop of special oil is needed.
LPO
HPO
OIO
Eyepiece
Always carry the microscope by using both hands holding its base.
True
False
If the magnifying power of the eyepiece is 10x and the magnifying power of the objective used is 40x, What is the total magnification?
(a)
Identify the part.
Base
Pillar
Arm
Inclination point
Identify the part:
Fine adjusment knob
Coarse adjustment knob
Diaphragm
Condenser
Identify the part:
Fine adjusment knob
Coarse adjustment knob
Diaphragm
Condenser
Identify the part:
Eyepiece
Objective lenses
Mirror
Body tube
Xylol is used as
oil for immersion
cleansing for oil lens
lubricant
cleansing of the eyepiece
Which of the following is NOT part of the Mechanical Parts of the Microscope?
Arm
Condenser
Inclination joint
Draw tube
Which of the following is NOT part of the ILLUMINATING PARTS:
Mirror
Objectives
Condenser
Diaphragm
Adjustment knobs belong to the :
mechanical parts
illuminating part
magnifying part
Diaphragm belongs to the:
mechanical part
illuminating part
magnifying part
Mirror rack belongs to:
mechanical part
illuminating part
magnifying part
