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EXC-350 MICROSCOPE SERIES 

ACCU-SCOPE

®

 

19

TROUBLESHOOTING 

Under certain conditions, performance of this unit may be adversely affected by factors other than defects. If a 
problem occurs, please review the following list and take remedial action as needed. If you cannot solve the 
problem after checking the entire list, please contact your local dealer for assistance. 

OPTICAL 

Problem 

Cause 

Corrective Measure 

Darkness at the periphery or 
uneven brightness of view field 

Revolving nosepiece not in 
click stop position 

Revolve the nosepiece to click 
stop position by swinging the 
objective correctly into the 
optical path 

Dirt or dust on the view field 

Dirt or dust on the lens - 
eyepiece, condenser, objective, 
collector lens or specimen 

Clean the lens 

Poor image quality 

No cover glass attached to the 
slide  

Cover glass is too thick or thin 

Slide maybe upside down 

Immersion oil is on a dry 
objective (especially the 40xR) 

No immersion oil used 
with100xR objective 

Air bubbles in immersion oil 

Condenser aperture is closed 
or open too much 

Condenser is positioned too 
low 

Attach a 0.17mm cover glass 

Use a cover glass of the 
appropriate thickness 
(0.17mm)  

Turn slide over so the cover 
glass faces up 

Check the objectives, clean if 
necessary 

Use immersion oil 

Remove bubbles 

Open or close properly 

Position the condenser slightly 
lower than the upper limit 

Содержание EXC-350-PH

Страница 1: ...MANUAL EXC 350 MICROSCOPE SERIES 100 Lauman Lane Suite A Hicksville NY 11801 Tel 877 877 7274 Fax 516 801 2046 Email Info nyscopes com www microscopeinternational com...

Страница 2: ......

Страница 3: ...DIAGRAM PROCEDURE 7 10 ADJUSMENT OPERATION ILLUMINATION 11 SPECIMEN SLIDE 11 FOCUSING 11 12 INTERPUPILLARY DISTANCE 12 CONDENSER 13 FIELD IRIS DIAPHRAGM 13 APERTURE DIAPHRAGM 13 OIL OBJECTIVE 14 FILT...

Страница 4: ...ves or focusing assembly 2 Keep the instrument clean remove dirt and debris regularly Accumulated dirt on metal surfaces should be cleaned with a damp cloth More persistent dirt should be removed usin...

Страница 5: ...ity prior to shipment UNPACKING AND COMPONENTS Your microscope arrived packed in a molded Styrofoam container Do not discard the container the Styrofoam container should be retained for reshipment of...

Страница 6: ...COMPONENTS DIAGRAM Lock Screw Coarse Focusing Knob Fine Focusing Knob X axis Adjustment Knob Power Switch Condenser Objective Nosepiece Focus Block Arm Trinocular Head Eyepiece Y Axis Adjustment Knob...

Страница 7: ...Block Adjustment Knob Fine Focusing Knob Focus Block Coarse Focusing Knob Power Switch Condenser Objective LED Fluorescence Illuminator Nosepiece Lock Screw Trinocular Head Eyepiece Arm Stage Field Ir...

Страница 8: ...mbled by our factory technicians at our New York facility prior to shipment Should you need to disassemble assemble your microscope in the future please follow the instructions outlined below When ass...

Страница 9: ...XC 350 MICROSCOPE SERIES ACCU SCOPE 8 ASSEMBLY DIAGRAM EXC 350 470 Fluorescence Microscope Eyepieces LED Fluorescence Illuminator Light Shield Power Cord Light Source Binocular Head Objective Condense...

Страница 10: ...the directional arrow until the condenser is even with the stand and then rotate the condenser to make sure the iris diaphragm control lever faces forward Tighten the lock screw of the condenser then...

Страница 11: ...ANT Use care when storing the power cord so that it does not bend or twist Make sure the power switch is at 0 OFF before connecting Insert the connector of power cord securely into the power socket se...

Страница 12: ...nto position Fig 7 Adjusting the Focus To ensure that you obtain sharp images with both eyes since eyes vary especially for those wearing glasses any eyesight variation can be corrected in the followi...

Страница 13: ...o focus the specimen Then repeat procedure for the right eyepiece Different users will have different diopter settings so adjust the diopter for each individual user Be sure to make a note of your eye...

Страница 14: ...ting the Field Iris Diaphragm By limiting the diameter of the light entering the condenser the field iris diaphragm can prevent other light and strengthen the image contrast When the image is just on...

Страница 15: ...focus knob to raise the stage with the specimen cover glass When you see a flash of light at this location the objective lens has made contact with the immersion oil and the microscope can now be foc...

Страница 16: ...head and remove the dust cap on the trinocular port Remove the dust caps of the C mount adapter and insert the C mount into the trinocular head as shown in Fig 20 Tighten the lock screw Loosen the lo...

Страница 17: ...21 INSTALLATION Unplug the analyzer dust cap from the arm and insert the analyzer face up Place the polarizer in the groove on top of the field iris diaphragm as shown Rotation of the polarizer will...

Страница 18: ...ck screw Fig 22 NOTE The light shield is used when observing in UV lighting Loosen the lock screw Match the dovetail on the bottom of the head to the dovetail mount on the top of the illuminator and s...

Страница 19: ...tion TO TURN ON Rotate the fluorescence light adjustment knob clockwise to turn on the LED fluorescence illuminator TO INCREASE ILLUMINATION Rotate the fluorescence light adjustment knob clockwise to...

Страница 20: ...e objective correctly into the optical path Dirt or dust on the view field Dirt or dust on the lens eyepiece condenser objective collector lens or specimen Clean the lens Poor image quality No cover g...

Страница 21: ...dial and or iris diaphragm Insufficient brightness Lamp intensity is too low Aperture diaphragm closed too far Condenser position too low Adjust the light intensity by rotating the intensity control...

Страница 22: ...No electrical power Lamp bulb burnt out Fuse blown out Check power cord connection Replace bulb Replace fuse Slippage of focus when using the coarse focusing knob Tension adjustment is set too low Inc...

Страница 23: ...years from the date of invoice to the original end user purchaser The LED lamp is warranted for a period of two years from the date of invoice to the original end user purchaser This warranty does no...

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