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          BM-800

 

 
 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2-2-2  Installing  the  Trinocular 
Viewing Unit 

    Insert  the  trinocular  viewing  unit  (figure4) 

into the  microscope head (figure5),  turn  to 
a  proper  position,  then  use  the  hexagon 
wrench  screw  down  the  bolt  to  fix  (  See 
figure 5 ).

 

2-2-3  Installing  and  Replacing  the 
Lamp (figure 6) 

 Please use the specified halogen Lamp 

6V30W. 

1

Hold to the bulb after you wrap it with 
gauze or other protection materials, and 
then deeply insert it into the lamp holder. 

2. Replacing Lamp when using or soon after 

When using, or soon after it is turned off, 

the lamp, the lamp house and nearby 

parts will be very hot and will cause 

serious burns. Please turn the main 

switch on “O” (off), pull out power plug, 

and make sure the bulb, the lamp room 

and periphery are all cool. Then, you can 

do your replacing. 

 

Please insert the lamp gently, or it will be 

damaged by excessive extrusion

 

 Do not touch the Halogen bulb with 

your bare hands. It will shorten the 
service life or cause it to burst. If you 
leave finger marks on the surface 
carelessly, clean it with a dry soft cloth.

 

 

 

Bolt 

 

Bolt 

Lamp House Bolt 

Summary of Contents for BM-800

Page 1: ...This manual is written for lab biological microscope BM 800 For safety exerting best performance of the instrument and making you familiar with the instrument entirely we strongly recommended that yo...

Page 2: ...Contents BM 800 Use Notices 1 Name of Components 1 2 Installation 2 2 1 Installation Diagram 2 2 2 Installation Steps 3 3 Adjustment 7 4 Operation 9 5 Technical Specifications 13 6 Trouble Shooting 14...

Page 3: ...tage or it will bring a serious damage to the instrument 9 Use the factory supplied power cord please II Maintenance 1 All the lenses have been well checked and adjusted It is forbidden to disassemble...

Page 4: ...1 Name of Components BM 800 Nosepiece Trinoclular Viewing Unit Objective Mechanical Stage Lamp House Video Port optional Eyepiece Ocular Microscope Body...

Page 5: ...nstallation sequence of the components The number in the figure show the installation steps Before installing be sure every components is clean do not score any parts or glass surface Keep well with t...

Page 6: ...Microscope Body Lamp House Mechanical Stage Support Device 10 Wide Field Eyepiece Infinite Plan Objective Trinocular Viewing Unit Video Port optional...

Page 7: ...2 2 2 Installation Steps BM 800 Guide Board 3 1 Locking Block and Bolt...

Page 8: ...l stage support device figure 2 place it from the top of the guide board figure 1 let the device figure2 falling free until it reach the limit position Use the hexagon wrench screw down the locking bl...

Page 9: ...amp holder 2 Replacing Lamp when using or soon after When using or soon after it is turned off the lamp the lamp house and nearby parts will be very hot and will cause serious burns Please turn the ma...

Page 10: ...epiece from the left or the right side figure 9 then push the nosepiece clockwise then place other objectives by the sequence of low to high magnification figure 10 Installing objective this way will...

Page 11: ...into the eyepiece tube until they are against each other The result is showing in the figure 14 2 2 7Installing the Video Port optional Insert the video port figure 12 into the trinocular unit figure...

Page 12: ...3 Adjustment BM 800 Diopter Ring Left Fine Focus Knob Left Coarse Focus Knob Clocking Set Condenser Focus Knob Video Port optional...

Page 13: ...o Port optional Interpupillar Distance Indicator Right Fine Focus Knob Tension Adjustment Collar Right Coarse Focus Knob Brightness Adjustment Knob Main Switch Field Diaphragm Swing out Condenser with...

Page 14: ...irection the voltage decline and the brightness weaken Using the lamp in a low voltage condition will prolong the use life 4 3 Adjust the Tension Adjustment Collar figure 17 The tightness of the tensi...

Page 15: ...ng the objective touch the specimen 4 5 Adjusting the Interpupillar Distance Figure 19 The interpupillar distance range 48mm 75mm When observing with two eyes hold on the left and right prism holder t...

Page 16: ...estroying the specimen 2 When using the video set Pull out the light path selector lever see figure25 observe with both eyes when the image is sharp you can see the pictures directly on the video scre...

Page 17: ...ture Diaphragm The aperture diaphragm is designed for the adjustment of the numerical aperture not for the brightness Generally reducing the diaphragm opening to 70 80 of the N A value of the respecti...

Page 18: ...he observed image of the field of view is sharp then open the field diaphragm let the image full of the field of view reduce the mixed light improving the quality of the image 4 10 Switching the Light...

Page 19: ...n lamp 6V30W Condenser Swing out condenser NA0 9 0 25 Configuration Table Viewing Head Compensation Free Trinocular Head Eyepiece Extra Wide Field Eyepiece Infinite plan objective 4 10 40 100 Objectiv...

Page 20: ...lens There are stains on the specimen Change the specimen 3 Find dust and stain in the field of view There are stains on the eyepiece Clean the eyepiece The objective damage Mend and correct the objec...

Page 21: ...he tension adjustment collar is too tight Loose properly 2 The image can t stay on the focal plane in the process of the observation The tension adjustment collar is too loose Tighten properly III Ele...

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