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MT-40 Series 

Biological 

Microscope 

Manual

 

 

 

 
 
 
 
 
 
 
 
 
 
 

This manual expatiates the using method, troubleshooting and maintenance 

about 

MT-40

 series biological microscope. Please study this manual thoroughly 

before operating, and keep it with the instrument. The manufacturer reserves the 
rights to the modifications by technology development. On the basis of operation 
ensured, technical specifications may be subject to changes without notice. 

Summary of Contents for MT-40 Series

Page 1: ...ce about MT 40 series biological microscope Please study this manual thoroughly before operating and keep it with the instrument The manufacturer reserves the rights to the modifications by technology development On the basis of operation ensured technical specifications may be subject to changes without notice ...

Page 2: ...t the Focusing Tension 7 3 5 Adjust the Interpupillary Distance 7 3 6 Adjust the Field Diaphragm Iris Diaphragm Koehler Illuminator Condenser Optional 8 3 7 Adjust the Aperture Diaphragm 8 3 8 Use the Oil Objective 100X 9 3 9 Use the Filter 9 3 10 Replace the Fuse 10 4 Technical Specifications 11 4 1 MT 40 Series Biological Microscope Technical Parameters 11 4 2 Parameters of objective 11 5 Troubl...

Page 3: ...will damage the microscope by holding the stage focusing knob or head when moving 4 When working the surface of condenser will be very hot Make sure there is enough room for the heat dissipating around the condenser see Fig 2 5 Connect the microscope to the ground to avoid lightning strike 6 For safety make sure the power switch is at 0 off and power it off before replacing the bulb or fuse and wa...

Page 4: ...please use these chemical in a ventilated place 2 Don t use organic solution to wipe the surfaces of the other components Please use the neutral detergent if necessary 3 If the microscope is damped by liquid when using please power it off immediately and wipe it dry 4 Never disassemble the microscope otherwise the performance will be affected or the instrument will be damaged 5 After using cover t...

Page 5: ... 40 Series Tension Adjustment Ring Arm Coarse Focusing Knob Fine Focusing Knob Light Adjustment Knob Built in Koehler Illuminator Condenser Binocular Head Eyepiece Objective Stage Koehler Illuminator Condenser Focus Arm ...

Page 6: ... 2 MT 40 Series Objective Nosepiece Coarse Focusing Knob Power Switch Lock screw Y axis Adjustment Knob X axis Adjustment Knob Fine Focusing Knob Diaphragm Adjustment Knob ...

Page 7: ...heme Following is the Assembling Scheme and the numbers denote the assembling order Before assembling make sure there is no dust or dirt Assemble carefully and do not scrap any part or touch the glass surface Eyepiece Objective Condenser Power Cord ...

Page 8: ...crew of condenser then raise the condenser with the up down knob to the highest position 2 2 2 Assemble the Objective 1 Rotate the coarse focusing knob to lower the stage to a suitable position see Fig 4 2 Install the objectives into the objective nosepiece from the lowest magnification to the highest in a clockwise direction from the rear When operating first use the low magnification objective 4...

Page 9: ...re the power switch is at 0 OFF before connecting 2 Insert the connector of power cord into the power socket and make sure it connects well see Fig 6 3 Insert the other connector into the socket of power supply and make sure it connects well Use the special wire supplied by our company If it s lost or damaged choose one with the same specifications Wide voltage range is supported as 100 240V Conne...

Page 10: ...al 1 Turn off the power switch to 0 2 Loosen the hexagon screw with the spanner to screw off the built in Koehler illuminator condenser see Fig 8 3 Screw on the mirror according to the arrowhead pointed and tighten the hexagon screw with the spanner 4 Rotate the mirror stand to fill the field with light 3 2 Place the Specimen Slide 1 Push the wrench of the specimen holder backwards 2 Loosen the wr...

Page 11: ...ter focusing or the stage declines itself please adjust the tension adjustment ring see Fig 11 To tighten the focusing arm rotate the tension adjustment ring according to the arrowhead pointed to loosen it in the reverse direction 3 5 Adjust the Interpupillary Distance When observe with two eyes hold the base of the prism and rotate them around the axis until there is only one field of view on the...

Page 12: ...ical aperture of the illumination Only when the N A of illumination is matching with the N A of the objective it can obtain better resolution and contrast and also increase the depth of field 2 As the contrast is usually low rotate the handle to make the arrowhead pointed to the related magnification position on condenser base namely to adjust the N A of illumination to 70 80 of the N A of objecti...

Page 13: ...ng wipe the front lens with a tissue moistened with a small amount of 3 7 mixture of alcohol and ether or with dimethylbenzene Wipe oil on the specimen Don t put another objective to the light path before the oil is wiped to avoid wetting the dry objective Too much dimethylbenzene would dissolve the lens s stickiness 3 9 Use the Filter Filter can make the background more suitable and increase the ...

Page 14: ... main switch to 0 OFF before replacing the fuse Pull out the power cord Then screw off the fuse group from the fuse base with a type screwdriver Install a new fuse and screw it on the fuse base see Fig 18 Specification of the fuse 250V 3 15A Fig 18 ...

Page 15: ...cal stage single slide clip area 140x132mm moving range 76x50mm Condenser Built in Koehler illuminator systems Pre centered Iris diaphragm Koehler illuminator condenser and mirror optional Illuminator 100 240V wide voltage output single 3W LED light continuous adjustment of brightness Operation Environment Use indoor Altitude max 2000m Environment temperature 5 40 41ºF 109ºF Max relative humidity ...

Page 16: ...ens Clean the lens No cover glass on the specimen slide Add the cover glass The cover glass is not standard Use a standard cover glass with thickness 0 17mm The cover glass faces down Put the cover glass to face up The immersion oil has accumulated on the dry objective Clean thoroughly The immersion oil is not used for oil objective 100XR Use immersion oil Air bubble in the immersion Get rid of th...

Page 17: ...hten a little 5 Coarse focusing knob can t rise The limit stop knob is locked Loosen the knob 6 Coarse focusing knob can t decline The base of the condenser is too low Raise the base The slide is not fixed correctly Adjust it correctly 7 Can not move the slide smoothly The movable specimen holder is not fixed properly Adjust it correctly 8 The image moves obviously when touching the stage The stag...

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