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MICROSCOPE MAGNIFICATION CHART 

 

 
 
 
 
 
 
 
 
 

 
 

 
 

MAINTENANCE 

 

WARNING:  For your own safety, turn switch off and remove plug from power source before maintaining your 
microscope.  If the power cord is worn, cut or damaged in any way, have it replaced immediately to avoid shock or 
fire hazard. 

 
1.   OPTICAL MAINTENANCE

 

 

A.  Do not attempt to disassemble any lens components.  Consult a microscope service technician when any repairs 

not covered by instructions are needed. 

 
B.  Prior to cleaning any lens surface, brush dust or lint off lens surface using a camel hairbrush.  You can also use an 

ear syringe or canned compressed air, such as that sold by most computer stores. 

 

C.  To clean eyepiece lenses, do not remove from eyepiece tube.  Clean only the outer lens surface.  Breath on lens to 

dampen surface, then wipe with lens paper or tissue or use a cotton swab moistened with distilled water.  Wipe 
lenses with a circular motion, applying as little pressure as possible.  Avoid wiping dry lens surface as lenses are 
scratched easily.  If excessive dirt or grease gets on lens surfaces, a small amount of Windex can be used on a 
cotton swab or lens tissue.  Follow the same procedure to clean objective lens covers. 

Eyepieces 

Zoom 

Objective 

Position 

Standard Objective 

1X 

(Supplied) 

Auxiliary Objective 

0.75X 

(Optional) 

Auxiliary Objective 

1.5X 

(Optional) 

 

Working Distance  

79mm 

Working Distance  

90mm  

Working Distance 

34mm 

Maximum Specimen 

Height 93mm 

Maximum Specimen 

Height 66mm 

Maximum Specimen 

Height 120mm 

Total 

Magnification 

Field 

Size 

Total 

Magnification 

Field 

Size 

Total 

Magnification 

Field 

Size 

WF5X 

Field No.22 

(Optional) 

(No Reticle Holder) 

Interpupillary 

Distance 

59~83 

1X 

5X 

22mm 

3.75X 

29.3mm 

7.5X 

14.7mm 

2X 

10X 

11mm 

7.5X 

14.6mm 

15X 

7.3mm 

3X 

15X 

7.3mm 

11.25X 

9.8mm 

22.5X 

4.9mm 

4x 

20X 

5.5mm 

15X 

7.3mm 

30X 

3.7mm 

WF10X 

Field No. 20 

(Supplied) 

Accepts Reticle 

22.8mm O.D. 

Interpupillary 

Distance 

54~78 

1X 

10X 

20mm 

7.5X 

26.7mm 

15X 

13.3mm 

2X 

20X 

10mm 

15X 

13.3mm 

30X 

6.7mm 

3X 

30X 

6.7mm 

22.5X 

8.9mm 

45X 

4.4mm 

4x 

40X 

5mm 

30X 

6.7mm 

60X 

3.3mm 

WF15X 

Field No. 13 

(optional) 

(No  Reticle Holder) 

Interpupillary 

Distance 

50.5~74.5 

1X 

15X 

13mm 

11.25X 

17.3mm 

22.5X 

8.7mm 

2X 

30X 

6.5mm 

22.5X 

8.7mm 

45X 

4.3mm 

3X 

45X 

4.3mm 

33.75X 

5.8mm 

67.5X 

2.9mm 

4x 

60X 

3.25mm 

45X 

4.3mm 

90X 

2.2mm 

WF20X 

Field No. 10 

(optional) 

(No  Reticle Holder) 

Interpupillary 

Distance 

52~76 

1X 

20X 

10mm 

15X 

13.3mm 

30X 

6.7mm 

2X 

40X 

5mm 

30X 

6.7mm 

60X 

3.3mm 

3X 

60X 

3.3mm 

45X 

4.4mm 

90X 

2.2mm 

4x 

80X 

2.5mm 

60X 

3.3mm 

120X 

1.7mm 

Summary of Contents for DC5-420TH

Page 1: ...mat on disc HOW TO USE YOUR MICROSCOPE SERIAL NUMBERS 1 Microscope serial number This number etched under zoom objective assembly is the number under which your warranty is registered 2 Microscope Mot...

Page 2: ...Light Shade Top Light Beam Adjustment Screw Main Power Switch Stage Clips Stage Plate frosted illustrated Base Stage Plate Locking Set Screw LED Indicator Light Two Position Sliding Rod behind micros...

Page 3: ...the Styrofoam in another corrugated shipping container for optimum protection Use of the Styrofoam alone will not provide adequate protection in transit and will void your warranty DESCRIPTION OF COM...

Page 4: ...m on page 2 2 Attach female cable connector to male connector located on top of post A Align the key way slot located on the 7 pin female cable connector to the key located in the male connector on th...

Page 5: ...positioned at the black index dot located on side of head Lower magnifications have larger fields of view making it easier to position and locate area to be viewed B Place a flat object or specimen sl...

Page 6: ...e Follow the same procedure to clean objective lens covers Eyepieces Zoom Objective Position Standard Objective 1X Supplied Auxiliary Objective 0 75X Optional Auxiliary Objective 1 5X Optional Working...

Page 7: ...hold new bulb and gently push new bulb into bi pin socket Replace light housing and light shade B To replace bottom bulb factory 800 170 remove cover plate located on bottom of base by removing four...

Page 8: ...i pin 800 422 Replacement bulb top light 12v 15 watt halogen bi pin 965 400 05 Eyepiece reticle 5mm 100 divisions O D 22 8mm for use only with WF10x eyepieces 965 400 10 Eyepiece reticle 10mm 100 divi...

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