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MICROSCOPE PARTS MICROSCOPE PARTS

MICROSCOPE PARTS - PowerPoint Presentation

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MICROSCOPE PARTS - PPT Presentation

CONCEPTS EXPLORED IN THIS LESSON ocular lens eyepiece body tube arm base light sourceilluminato r revolvingrotating nosepiece objective lenses coarse adjustment knob fine adjustment knob ID: 327118

microscope light compound parts light microscope parts compound stage lenses specimen lens knob base adjustment arm objective source hand fine power hole

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Presentation Transcript

Slide1

MICROSCOPE PARTSSlide2

CONCEPTS EXPLORED IN THIS LESSON

ocular lens / eyepiece

body tubearmbaselight source/illuminato

rrevolving/rotating nosepieceobjective lensescoarse adjustment knob

fine adjustment knobstagestage clips

condenser lensdiaphragm Slide3

Do you know some of these parts?

Label as many parts as you can using the terms provided.

ocular lens / eyepiece

objective lenses

body tube

base

coarse adjustment knob

fine adjustment knob

stage

stage clips

diaphragm

arm

revolving nosepiece

light source / illuminator

condenser

A

G

F

E

D

C

B

K

H

J

I

M

L

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide4

A

G

F

E

D

C

B

K

H

J

I

M

L

ocular lens/eyepiece

objective lenses

body tube

base

coarse adjustment knob

fine adjustment knob

stage

stage clips

diaphragm

arm

revolving/rotating

nosepiece

light source/

illuminator

condenser

PARTS OF THE COMPOUND LIGHT MICROSCOPE

Did your labels look something like this?Slide5

A

Ocular Lens /

Eyepiece

Contains a lens to

_______

the image of the specimen.

The usual

m

agnification is

___

X.

magnify

10

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide6

Ocular Lens /

Eyepiece

Contains a lens to

_______ the image of the specimen.

The usual magnification is ___ X.Some microscopes have

___ ocular lenses.magnify

10

two

A

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide7

to correctly _____ the light from the specimen into the viewer’s eye.

Body Tube

It

________

the eyepiece to the objective lenses.connects

B

It ensures the correct

________

of the microscope components

alignment

direct

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide8

(the other should be under the ____).

One ____ should be around the arm when _______ the microscope

Arm

It

________ the body tube to the base. connects

hand

C

carrying

base

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide9

One ____ should be around the arm when _______ the microscope

It

________ the body tube to the base.

connectshand

C

carrying

Arm

(the

other should be

under

the

____

).

base

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide10

(the other hand should be holding the arm).

It contains the _________ and __________.

It ________ the weight of the microscope. One hand should be _____

the base while _______ the microscope

Base

supports

electronics

carrying

light source

D

under

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide11

It contains the _________ and __________.

It ________ the weight of the microscope.

Base

supports

electronics

light source

D

(

the other hand should

be holding the arm).

One hand should be

_____

the base while

_______

the microscope

carrying

under

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide12

and through the ____ in the stage

onto the ________ on the slide.

Light Source / Illuminator

It sends light

_______ through the _____________

hole

specimencondenser lens

upwards

E

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide13

and

through the ____ in the stage

onto the ________ on the slide.

Light Source / Illuminator

It sends light _______ through the _____________

Older microscopes used to use ______ to ______ the ambient light upwards.

holespecimen

condenser lens

mirrors

upwards

E

mirror

reflect

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide14

Revolving/Rotating Nose Piece

The

_____________

are attached to it.

_______ the nose piece allows you to _____ between the different lenses.

objective lenses

F

Rotating

switch

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide15

Objective Lenses

These lenses further

_______

the image of the specimen.

G

magnify

Low (scanning)

M

edium

H

igh

The magnifications are usually

___

,

____

and

____

.

4

X

10

X

40

X

4

X

10

X

4

0

XThere are usually __ lenses3

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide16

Objective Lenses

These lenses further

_______

the image of the specimen.

G

magnify

There are usually

__

lenses

3

b

ut some have

__

lenses.

4

The magnifications are usually

___

,

____

and

____

.

4

X

10

X

40

X

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide17

but the field of view (visible area) becomes _______.

Objective Lenses

G

PARTS OF THE COMPOUND LIGHT MICROSCOPE

L

ow

M

edium

H

igh

As the power increases, the magnification becomes

_____

,

larger

smallerSlide18

The ____ knob you should use, and always under ___ power.

Never use it in ____ power.

Coarse Adjustment Knob

low

first

H

high

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide19

The ____ knob you should use, and always under ___ power.

Never use it in ____ power.

to help put the specimen in _____.

H

I

Both knobs move the

_____

up and down

focus

The

______

knob you should use under

______

power

second

higher

stage

Fine Adjustment Knob

low

first

high

exact

for

_____

focusing.

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide20

Some microscopes have the two knobs located ___________________.

H

I

Fine Adjustment Knob

one on top of the other

PARTS OF THE COMPOUND LIGHT MICROSCOPE

The smaller one

on the bottom is always

the

____

adjustment knob.

fineSlide21

Stage

J

The stage is where you place the

____

which contains the

________

.

slide

specimen

It contains a

____

that allows

____

to pass through the stage and onto the specimen.

hole

light

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide22

Stage

Clips

J

The stage is where you place the

____

which contains the

________

.

slide

specimen

K

The stage clips

______

the slide on the stage.

secure

It contains a

____

that allows

____

to pass through the stage and onto the specimen.

hole

light

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide23

The lens under the stage that ___________ from the illuminator through to the ____ in the stage.

focuses light

Condenser Lens

L

hole

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide24

The lens under the stage that

___________

from the illuminator through to the ____ in the stage.

focuses light

Diaphragm

L

hole

It contains a dial that rotates to

_____

the

_____________

that reaches the specimen.

adjust

amount of light

M

PARTS OF THE COMPOUND LIGHT MICROSCOPESlide25

The End!