OPTO-EDU A15.2603 Manuel utilisateur

A15.26 03

Polarizing Microscope

Instruction Manual

To ensure the safety and obtain satisfactory performance, please study this instruction manual thoroughly be

fore start to use the instrument.

CONTENT

Attentions 2

…………………………………………………………………………

1．Parts Name 3

………………………………………………………………

2．Performance Parameter 4

………………………………………………………………

3．Installation And Carry 5

………………………………………………………………

4．Operation And Use 6

………………………………………………………………

5．Maintenance 7

…………………………………………………………………………

6．Troubleshooting 9

…………………………………………………………………………

Appendix: outfits 10

…………………………………………………………………………

-１-

ATTENTIONS

1. Purpose

This microscope is used only for microscopic observation, can not be used

for other purposes. Otherwise may cause the damage of the instrument.

2. Disassembly only by the professionals.

The microscope has been adjusted before shipping, Unprofessional-person

should not disassemble and remove any other parts.

If you have any questions, please contact with manufacturer or local

distributor.

3. Note the input voltage if identical with operating voltage of instruction.

This instrument designed for wide input voltage (100V~240V,50/60HZ),

applicable to most area .But if the supply voltage exceeds this range, the

instrument will be seriously damaged.

4. Use in safe way, prevent burns and fire.

When the Instrument power in working, temperature of bulb and

lamp house will rise sharply to meet the heat balance, so pay

attention to anti-hot logo in case of be burned.

Do not use alcohol, gasoline, paper and other combustibles near the

instrument, to prevent a fire! !

5. Notes on replacing the bulb.

The instrument used with 12V/20W or 6V/30W halogen lamp of G4, LED

model with 3.4V/3W, replacement should be used with same specifications of

the bulb, or may cause equipment damage.

Before replacing the lamp, must turn off power switch until bulb is cool

off, and unplug it in case of electric shock.!

6. Requirements for handling and using environment

Please cut off the power and unplug the power plug before moving. Be

careful not to crush your finger when placed.

This instrument is a precision instrument, and it should be handle with care,

severe shock can cause serious damage to the inner related parts.

The required available environment for using of the equipment:

Indoor temperature: 0 ℃ ~ 40 ℃ Maximum relative humidity: 85%

High temperature or high humidity may cause mildew, fog or dew of the

optical components, will result in the instrument not work.

7. For the protection of the environment, please properly handle the

microscope packing waste (such as: cardboard, foam, etc )

-２-

1. Parts Name

Quartz Wedge

Centering Nosepiece

Eyepiece

Non-stress Objective

Locking Screw

Condenser

Collector

Eyepiece Tube

Body Handle

Right Coarse & Fine

Focusing Knobs

Brightness

control knob

λ,λ/4

Compensator

uilt

in Polarizer

Clamps

Analyzer driving

lever

Stand

Bertrand Lens

Nosepiece

Center Adjustable

rotating Stage

Diopter Adjusting

Ring

Midbody

Power Fuse Holde

ower Switch

Condenser

focusing knob

Left coarse & fine

focusing adjustment

knob

Body Handle

Coarse & Fine tension

adjustment knob

Analyzer change

over handle

-３-

2. Performance Parameter

2.1 Magnification （〝O〞is optional）

Objective

Eyepiece 4× 10× 20× 40× 60× 100×

10× 40× 100× 200× 400× 600× 1000×

2.2 Objective（〝O〞 is optional）

Infinity Plan

Achromatic Objective

Numerical

Aperture

N.A.

Objective Field

（mm） Resolution

(μm)

Working

Distance

（mm）

FOVφ18

4× 0.10 4.50 3.35 12.1

10× 0.25 1.80 1.34 4.64

20×(s) 0.40 0.90 0.84 2.14

40×(s) 0.66 0.45 0.51 0.65

60×(s) 0.80 0.30 0.42 0.33

100×(s) (o) 1.25 0.18 0.27 0.12

2.3 Eyepiece

Item Magnification FOV（mm）

Reticule cross 10× 20

Normal eyepiece 10× 20

2.4 Other Parameters:

(1) Mechanical Tube Length: 160 mm

(2) Viewing Head : Inclined 30° , Seidentopf Binocular(Trinocular) head, Interpupillary

Distance 48 mm～75 mm ; Dioper Adjusting ±5 ,With antifungus device.

(3) Midbody : Analyser 360°, Division 2°30′,With locking device. Bertrand lens with

center Adjustable, Combining slip with Gypsum（Λ） and Mica（Λ/4）（Quartz Wedge

Is Optional）.

(4) Nosepiece: Quadplex , Center Adjustable.

(5) Mechanical stage：Revolving Stage, Diameter Φ142 mm ,360° Uniform

Scale ,Vernier Division 6′.

(6) Focusing systems：Coaxial Coarse And Fine Focusing Knobs, Coarse stroke 22mm,

up position is optional；Fine division 2µm, Condenser up-down range 22 mm.

(7) Condenser：Abbe Condenser N.A.1.25 , Adjustable Aperture , Aperture Center Can

Be Adjustable , With Polarizer.

(8) Electric components: Input voltage AC100-240V，50/60Hz.

Halogen lamp 6V/30W or 5W LED Lamp.

Fuse 5A Φ5×20 or 2A Φ5×20

(9) Filter：Blue（Amber、Green、Neutral Is Optional）.

-４-

3.Installation And Carry

3.1 Installation Process

3.2 Carry

Microscope is precision instrument, careful in carry. Shut down power supply，pull out power

line. Lock the eyepiece tube and condenser etc, no slice left on stage. Don't move

nosepiece , focusing knob, mechanical stage and eyepiece tube etc, don't make the

eyepiece off. Avoid stumble into the chair, violent shocks and collision can cause damage.

a. Single hand carry way: with one hand holding the body, the microscope will be hold by

thumb buttoned filed from inside.

b. Two hands lift way: one hand turn back the microscope slightly by holding body

handle ,the another hand holding the microscope’s forepart.

4. take out socket head wrench for use whenever appropriate.

5. take out main body，loosen locking screw，put the seidentopf binocular(trinocular)

head aside.

6. take out midbody，align connector to main body according to fixed direction，

locking fastening screw.

7. plug seidentopf binocular(trinocular) eyepiece tube in midbody ,lock it with socket

head wrench.

8. Pull down dust cover，insert two eyepieces in tube，check if in good position.

9. Pull down nosepiece’s dust cover，take out objective and install in sequence for

use.

10. Rotate Coarse focusing knob，lower rotating stage, screwing 10Xobjective in

objective hole which on the nosepiece’s outer ring with yellow mark，then switching

clockwise the nosepiece

，

in proper order to install

objective

11. Place filter、compensator and nosepiece centering wrench on side for use.

12. Check instrument if in good condition, switch on and turn on the power , following

operation method to check it if in normal operating condition..

Installation complete!

▲ During installing eyepiece, Please screw eyepiece and wrench nosepiece’s

cover ,not wrench eyepiece directly.

▲ When leaving factory, objective hole with yellow mark has be regarded as basic

hole, centering wrench hole has been sealed ,should install 10X objective (yellow

mark line).

▲ Please properly dispose packing waste after installation complete.

▲ Microscope is precise instrument, so installation should be careful in case

scratching optical lens.

▲ Please don’t touch eyepiece or optical lens of condenser with finger, otherwise will

effect normal operation.

1. Confirm the service environment is good for use.

2. Clean working desk，put microscope parts in the left side.

3. Dispose the packing waste properly，don’t left plastic bag or foam on the working

desk.

-５-

4. Operation And Use

Bright field operation process instruction

△ When inspecting to confirm polarizing direction，please finding a cleavage black mica

from mineral slice and place it in center of field ,then rotate stage again。Stop rotating

when black mica’s color become very dark, the direction of cleavage seam just present

the polarizing direction。

△ In positive cross polarized light, if interference colours of mineral slice is first class

grey ,after insert gypsum (λ) in optical path, please change to second class blue-green if

homology radius is parallel; if synonyms radius is parallel, change first class grey to first

class orange color.

△ In positive cross polarized light，if interference colours of mineral slice is first class

purplish red ,after insert mica(λ/4) in optical path, please change to second class blue; if

synonyms radius is parallel, lower to first class orange color.

△ Analyzer change-over handle can convert optical path , switching observation from

mono polarized light to positive cross polarized light.

△ Midbody、analyzer、compensator and Bertrand lens bearing.

1. Compensator socket: can plug in gypsum（λ）、Mica（λ/4）or Quartz wedge.

2. Bertrand lens conversion inserted block: pulling it can convert Bertrand lens in light

path to make conoscopic observation.

3. gypsum（λ）slip（first class red），Orthogonal polarizing appear first class purplish red

interference colours.

4. Mica（λ/4）slip，Orthogonal polarizing appear first class grey colours.

5. Quartz wedge，Orthogonal polarizing appear first class to four class interference

colours from thin to thick.

Turn power switch，rotating screw to adjust

brightness of Field.

Place specimen on stage, moving to the light path

until to observe position，gently press clamps,

moving to slice’s both end then fixed

Rotate nosepiece，put objective10× in light path；

rotate Coaxial Coarse And Fine Focusing handle

wheel to focusing until legible image.(adjust

tension ring to adjust coaxial coarse and fine

focusing circle’s tension.

Polarizing direction is reseted in horizontal level.

(can through complete cleavage black mica

sheet to define polarizing direction.

When polarizer and analyzer located in dial 0°，is

orthogonal each other and FOV will be dark(no

sample),if not, should check polarizing position.

According to mineral slice interference colors，plug

in slider。

1. Switch on the power, adjust brightness.

2. Place Mineral Specimen.

3. Put 10X objective into optical path and

focus.

4. Define polarizing direction.

5.Check polarizer and analyzer is

orthogonal.

6. Use compensator slider.

Observing

7. Observe with Bertrand lens

Conoscopic observation should use high power

eyepiece ，push in Bertrand lens when in

orthogonal polarization ,to determine mineral’s

optical sign and optic axial angle

。

-６-

5.Maintenance

5.1 Clean:

(1) Don’t touch the lens with hand, Dust on lens should be cleaned by soft brush or

absorbent cotton or cleaned by absorbent cotton, lens paper with the mixture of

alcohol and ether (proportion 1:4).

(2) Alcohol and ether all are burnt easily, please take them away from fire. Be careful for

turn on and off power.

(3) Don’t clean painted metal and galvanizing metal with organic solvent such as

alcohol, ether or the mixture of the both. Silicon cloth or soft cleaning preparation is

suggested to clean it.

(4) Plastic should be cleaned by soft cloth with clear water.

5.2 Application environment

(1) Should be in cold and dry environment , without shaking ,dust and steam without

acid-base and other corrosive gas。

(2) Normal operation condition：indoor temperature：0℃～40℃ ，maximum relative

humidity：85%

(3) High humidity area，recommend with dehydrating unit in case of mildew and frog.

5.3 Bulb Replacement

A . Replacement of halogen.

▲ Please use specified bulb in case of damage or fire.

Specified bulb：halogen 12V /20W or 6V/30W，LED

3.4V/3W LED(According to outfits）.

(1) shut off the power（switch to "○" side）,unplug the power

socket；

(2) waiting about 30 minutes until lamp box is cold.

▲ Please be sure that the bulb is cool, then follow by the nest operations.

(3) Lay aside the microscope reliably, unscrew the knurled thumb screw of the lamp

housing cover on the underside of base.

(4) Pull the knurled thumb screw gently outward, turn out lamp holder flap.

(5) Confirm the bulb is cold down, Pull out the old bulb carefully；

(6) Hold a new bulb with silk cloth to avoid fingerprint and dust affect bulb brightness and

service life, and insert fully the contact pins into the bulb socket；

▲ Before replace bulb，confirm if bulb connected strongly with the power cable in case of

bad contact.

▲ Plug fully contact in bulb socket, or will result in short circuit.

(7) Push back the lamp holder flap, tighten the knurled thumb screw.

▲ After working 10 hours，suggesting the suspension of using about half an hour for

continue using.

B. Replacement of LED

Please contact us.

-７-

5.4 Replacement of fuse

(1) First shut off power，pull out the plug.

(2) Unscrew fuse tube socket in back of base, take out old fuse.

(3) Replace with same specification fuse，then plug in fuse tube socket again.

5.5 Not in use:

(1) Please shut off the power , covered by dust cover, keep in dry and cool place.

(2) The eyepiece and objective should be placed in dry containers (such as moistureproof

cylinder) with desiccant.

▲ For better performance index, suggest checking the instrument regularly.

Please keep in touch with local agency if finding trouble need maintenance.

-８-

6. Troubleshooting

In the period of using Smart series microscope, if there is any trouble occurs, please

referring to the following sheet listed some common troubleshooting resolve them or keep

in touch with us or local agency.

Trouble Causation Remedy

Switch on but bulb dark

No bulb Install bulb

Plug is unreliable Check joint again

Bulb is broken Replace bulb

Fuse is broken Replace fuse

Bulb is flickering or

brightness is unsteady.

Bulb is unstable Insert again

Bulb is broken Replace bulb

Brightness of view field

isn’t enough or is uneven.

Bulb specification doesn’t meet the

requirement. Replace bulb

Bulb brightness is low. Rotate potentiometer to adjusting

brightness.

Objective isn’t in correct optical path. Rotate the objective in correct

position.

The size of iris aperture is too Small. Adjust the size of iris aperture.

Lens (objective, eyepiece,

condenser, light collector) has dust. Clean it

Position of Condenser is too low . Adjust condenser properly.

Image isn’t clear

(contrast or definition

isn’t enough)

Cover glass of specimen doesn’t

meet the requirement.

Use required thickness cover

glass (0.17mm).

Cover glass of specimen isn’t in up

direction. Place specimen correctly.

Surface of objective lens Is dirty

(especially it is easy for the front lens

of 40× objective to dip in immersion

oil).

Clean it

Immersion oil isn’t used for

100× objective (oil) Use immersion oil

Immersion oil doesn’t meet the

requirement. Use immersion oil supplied by us.

There is bubble in immersion oil. Clear the bubble away

Size of iris aperture isn’t proper. Adjust the size of iris aperture.

Position of condenser is too low. Readjust again

One side of image is

dark or image is

moving as focusing.

Objective isn’t in correct

optical path.

Make the objective in correct

position..

Specimen isn’t placed correctly. Place specimen levelly on stage

and clip it with clamp.

Dirt and dust can be seen

in Field of view.

Dirt or dust on bulb glass

Clean it

Dirt or dust on specimen

Condenser’s front lens has dust or

dirt.

Lens (objective, eyepiece,

condenser, light collector) has dust.

Objective touching

specimen as changing low

power to high power

Cover glass of specimen

doesn’t meet the requirement. Place specimen correctly.

Cover glass is too thick. Use required thickness cover

glass (0.17mm).

Image observed by two

eyes aren’t in

superposition entirely.

Interpupilary distance isn’t adjusted

correctly. Adjust Interpupilary distance.

Diopter isn’t adjusted correctly Adjust diopter

Left and right eyepiece is different. Replace same eyepieces.

It is easy for eyes to be

tired during observing.

Interpupilary distance isn’t adjusted

correctly. Adjust Interpupilary distance.

Diopter isn’t adjusted correctly. Adjust diopter

Brightness isn’t enough Adjust brightness

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