BestScope BS-3044 User manual

ZOOM STEREO MICROSCOPE

BS-3044, BS-3045

Instruction Manual

This instruction manual is for the microscope BS-3044, BS-3045.To insure safety and

obtain optimum performance and familiarize yourself fully with the use of this microscope.

We recommend that you read the manual thoroughly before operating the microscope, Attain

this manual instruction in an easily accessible place near the microscope for the further

reference.

BestScope International Limited

CONTENT BS-3044, BS-3045

CONTENT………………………………………………………………… 1

Before use ………………………………………………………………… 2

1．Nomenclature……………………………………………………………… 3

2．Assemblage ……………………………………………………………… 4

2．1 Figure ……………………………………………………………… 4

2．2 Process ……………………………………………………………… 5

3．Operation ……………………………………………………………… 7

3．1 Trinocular head………………………………………………………… 7

3．2 Stand…………………………………………………………………… 8

4. Technical parameter ………………………………………………… 9

5．Troubleshooting ……………………………………………………… 9

6．Outfit …………………………………………………………………… 10

BestScope International Limited

BEFORE USE BS-3044, BS-3045

1. Notice

1. The microscope is composed of precision components, Handle with care to prevent

abrupt.

2. Check the input voltage: be sure the input voltage which signed in the back of the

microscope is consistent with the power supply voltage, or it will bring a serious damage

to the instrument.

3. Microscope should be place dry and clean place. Do not expose the microscope in the

sun directly, Avoiding high temperature and violent vibration.

4. Handle stand with one hand and the base with another hand when moving microscope.

5. If the bacterium solution or the water splash to the stage, objective or viewing tube, pull

out the cord at once, and wipe up the microscope. Otherwise, the instrument will be

damaged.

6. The microscope illumination house will get hot when operating. Make sure enough room

to disperse heat.

7. Connect with land to prevent lighting strike.

8. Professional people to take the electronic components to prevent electricity strike.

9. Use the factory supplied power cord ,pleased

2. Maintenance

1. All lenses had been precisely adjusted and do not take the microscope apart.

2. Do not take the Trinocular head and focusing system apart.

3. The instrument should be kept clean, and prevent pollution while cleaning.

4. Wipe glass components softly, fingerprints and oil marked on it should be wipe off with a

tissue moistened with a small mount of xylene or a 3:7 mixture of alcohol and ether.

5. Never use the organic solution to clean the other surface, if necessary, pleased choose

neutral detergent.

6. Turn off electricity if microscope get moisture when operating, then wipe it off.

7. Do not take any parts of microscope apart, or else effecting microscope function.

8. The instrument should be kept in dry place, cover the microscope with the dust cover

after the illumination house temperature come down.

BestScope International Limited

Trinocular Head

EW 10×eyepiece

Glass Plate

Base

Focusing Knob

Stand

Cable

Shift Knob

Switch

Lock-Screw

ZOOM STEREO MICROSCOPE BS-3044, BS-3045

1．NAME OF CONPONTENTS

BS-3044, BS-3045 ZOOM STEREO MICROSCOPE

BestScope International Limited

2. Assembly BS-3044, BS-3045

2.1 Assembly graph

Graph below indicate the assembly process.

●Check it is clean before assembling.do not scratch any components and the surface of glass.

③

EW10X eyepiece

①

②

④

Cable

Trinocular Head

Stand

BestScope International Limited

BS-3044, BS-3045

2.2 Assembly process

④

2.2.1 Assembly Trinocular head(fig. 1)

Loosen the lock-screw ③of stand④, put the

Trinocular head ②into the hole of stand, tight

the lock-screw.

2.2.2 eyepiece assembly(fig1, fig2, fig3)

Take the dust cover①apart of Trinocular

head ②. Insert the 2pcs WF10X eyepiece into

tube.

Working condition:

　1. Temperature:0℃～40℃,

2. Hot or moisture will damage the instrument.

3. Place the instrument in a clear condition.

cover it the instrument when no using.

　4. The microscope should be placed without

vibration.

①

②

③

④

Fig 1

Fig 2

Fig 3

BestScope International Limited

BS-3044, BS-3045

2.2.3 Cable connecting (fig.4)

1．Turn to “O”position⑤before connecting

power⑥.

2．Insert the pin ⑥into microscope plug safely.

3．Insert the pin ⑦into the power plug.

2.2.4 Use the glass stage(fig.5)

Set the glass stage plate⑧on the center of base,

clamp the slide with two clips⑨when using the

plate.

●Using LED light illumination.

●Input: AC 100V～240V.

Fig 4

Fig 5

⑤

⑦

⑥

⑧

⑨

BestScope International Limited

3. Adjustment BS-3044, BS-3045

3.1 Trinocular head

3.1.1 Interpupillary adjustment (fig.6)

Adjusting Interpupillary after observation

for another one using. Hold the two tubes, ①

adjust interpupillary to obtain a clear image..

3.1.2 Diopter adjustment(fig.7)

1．Turn the diopter adjusting rings ②to the zero

2．Set the sample on the stage.

3．Turn the zoom adjusting knob ③to the 5X

position, focusing the sample.

4．Turn the zoom knob ③to 0.6X position.

Observe though the left side eyepiece.

Adjusting the adapter ring ②to focus

sample, then look though the right

eyepiece, adjusting the adapter ring ②to

focus sample.

5．Repeat process 3 and process 4 until the image

was located on focus, the image also the clear

when change the magnification.

●working distance:115mm, set up the tray if

necessary.

●operating: take the lock-screw down by

screwdriver. Driver up the tray ⑤to a higher

lock-screw hole. Tighten it.

3.1.3 Three optical path parfocality

adjustment(fig.8)

1．When the diopter is adjusted，the image should

be clear both in the eyepiece and the camera. If

the image is not clear in the camera, move the

cover of ⑥, loose the inner screw and using the

screwdriver to rotate the prejudicial to make the

image clear. Tight the screw and put on the

cover.

Fig 6

Fig 7

①

⑤

④

screw

②

③

Fig 8

BestScope International Limited

BS-3044, BS-3045

3. 2 Stand

Fig 9

Fig 11

3.2.1 Focusing knob adjustment (fig9,fig10)

1．Pull down the skateboard ②by focusing knob①

in a low position to prevent the microscope head

drop because of focusing knob loosen.

2．Hold two side focusing knob ①. Left focusing

knob keep still, turn the right focusing knob.

Move up or down according to the strength of

right focusing knob.

3．Light adjustment: adjust base illumination with

right side knob ③. Adjust Top illumination by

left side knob④.

Fig 10

Attention :

1．Clean the touch-area after observing

contagious sample.

2．Take away sample before move microscope.

3．Hold the stand and the base to prevent

incline during move microscope.

③

④

loose

tight

①

②

BestScope International Limited

4．Technical Parameter BS-3044, BS-3045

4.1 Zoom ratio: 1:8

4.2 Zoom range: 0.6×～5×

4.3 Eyepiece: 10×/Φ22 Wide field, interpupillary adjustable

4.4 Binocular/ Trinocular head: incline at 30, interpupillary range :55～75mm

4.5 Working distance: 100mm

4.6 Range of movement: 100mm

4.7 Illumination: LED lamp illumination

4.8 Input:100-240V～, 0.15A, 50/60HZ

4.9 Magnification and field.

5. Trouble shooting

The function of microscope will no work efficiently for the unfamiliar using. Check the table

below if meet some troubles, then take proper action. Ask sales agent if the trouble will no be

tackled after check..

Trouble

Cause

Remedy

Page

Interpupillary distance is not correct

Readjust it

1. Double images

Diopter adjustment is not correct

Readjust it

Dirt on the specimen

Clean specimen

2. Dirt appears in the view field

Dirt on the surfaces of eyepieces

Clean eyepieces

3. Image is not clear

Dirt on the surface of objectives

Clear objectives

Diopter adjustment is not correct

Readjust diopter

4. Image is not clear while focusing

change

Focusing is not correct

Readjust it

5. The focusing knob is not smooth

The focusing knob is too tight

Loosen it to a

suitable position

6. The image is obscure because of

the head slipping down during

observation

The focusing knob is to o loosen

Tighten it to a

suitable position

Eyepiece

10X

Field of view 22

15X

Field of view 14

20X

Field of view 11

Optional

Objective

Working

Distance(mm)

Magnification

Actual Field

（mm）

Magnification

Actual Field

（mm）

Magnification

Actual Field

（mm）

none

100

6～50×

36.7～4.4

9~75×

23.3～2.8

12~100×

18.3～2.2

0.5X

220

3~25×

73.3～8.8

4.5~37.5×

46.7～5.6

6~50×

36.7～4.4

0.7X

136

4.2~35×

52.4～6.3

6.3~52.5×

33.3～4

8.4~70×

26.2～3.1

12~100×

18.3～2.2

18~150×

11.7～1.4

24~200×

9.2～1.1

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