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Specifications 

General 

Model M828D5 

Total Magnification 

40X, 64X, 100X, 160X, 200X, 320X, 400X, 640X, 1000X, 1600X 

Viewing Head 

Binocular, inclined 45º, swiveling 360º 

Interpupillary Distance 

Sliding adjustment, 55mm ~ 75mm 

Diopter Adjustment 

On both eyepiece tubes 

Eyepieces 

1 pair of WF10X 
1 pair of P16X 

Nosepiece Revolving, 

quintuple 

Objectives 

Plan objectives 4X, 10X, 20X, 40X(spring), 100X(spring, oil) 

Condenser 

Abbe, NA=1.25, w/ iris diaphragm and filter holder 
Rack and pinion adjustment 

Focus Mechanism 

Coaxial coarse and fine focusing knobs on both sides w/ focus 
stop 

Stage 

Double layer mechanical stage 
Dimension: 140mmx140mm (5-1/2” x 5-1/2”) 
Movement range: 75mm X 50mm (3” x 2”) 

Illumination Transmitted 

Kohler 

illumination system, adjustable center of field 

diaphragm 
Light bulb: 6V/20W, Halogen, Variable intensity 

Power Supply 

AC 100V ~ 240V, 50/60HZ (US and Canada plug) 

Dimension 

28cm x 19cm x 40 cm (11” x 7-1/2” x 15-3/4”) 

Net weight 

5.34kg (11lb 12oz) 

Package weight 

6.6 kg 

 

Magnifications 

Eyepiece  10X 16X 10X 16X 10X 16X 10X 16X  10X  16X 

Objective 4X 

10X 

20X 

40X 

100 

Magnification  40X  64X  100X 160X 200X 320X 400X 640X 1000X

1600X

 

 
 
 
 
 

Summary of Contents for M828D5

Page 1: ...User Manual Kohler Illumination Binocular Compound Microscope Model M828D5 MicroscopeNet com...

Page 2: ...Table of Contents i Caution 1 ii Care and Maintenance 2 1 Component Illustration 3 2 Installation 4 3 Operation 6 4 Specifications 8 5 Troubleshooting Guide 9...

Page 3: ...ve or any other component disconnect the power cord immediately and wipe up the spillage Otherwise the instrument may be damaged 5 Important the lamp lamp housing and adjacent parts will become very h...

Page 4: ...he optical surface use a soft cloth or cotton swab dampened with a lens cleaning solution available at camera stores All optical lenses should be swabbed using a circular motion A small amount of abso...

Page 5: ...w 19 Iris Diaphragm Lever 4 Nosepiece 12 Microscope Body 20 Condenser focus Knob 5 Objective 13 Focus Tension Ring 21 Focus Stop Lever 6 Slide Holder 14 Coarse Focus Knob 22 Abbe Condenser 7 Mechanica...

Page 6: ...specimen When changing the objective magnification rotate the objective nosepiece until you hear a click sound This ensures the objective is centered in the optical light path 2 4 Installation of the...

Page 7: ...our model may not have one 1 Unplug the power cord 2 Thread off the field diaphragm on the base 3 Thread the black disc onto the base and then insert the mirror into the hole at the center of the blac...

Page 8: ...eyepiece tube 3 until its numerical value is the same as your interpupillary distance for example 65 in the right figure 3 Close your left eye and bring the specimen into focus following the focusing...

Page 9: ...he field diaphragm 24 so that the edges of the field diaphragm show in the field of view 4 Turn the condenser focus knob 20 to make the image of field diaphragm edges clear 5 Adjust the centering scre...

Page 10: ...older Rack and pinion adjustment Focus Mechanism Coaxial coarse and fine focusing knobs on both sides w focus stop Stage Double layer mechanical stage Dimension 140mmx140mm 5 1 2 x 5 1 2 Movement rang...

Page 11: ...slide Attach a 0 17mm slide cover Slide cover is too thick or thin Use a slide cover of the appropriate thickness 0 17mm Slide may be upside down Turn slide over so the cover glass faces up Immersion...

Page 12: ...nsity control dial Aperture diaphragm closed too far Open to the proper setting Condenser position too low Position the condenser upward MECHANICAL PROBLEMS Problem Cause Solution Image will not focus...

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