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Table of  Contents

     Standard Included Equipment        .............................2

ParaLens Adapter System

Introduction....................................................3
ParaLens Installation ....................................3
OptiLume Light Source Installation ..............3
Operation Procedure ....................................4
Parasite Examination Procedure .................4

Precautions and Maintenance

Precautions ...................................................5
Cleaning Adapter and Objective ..................5
Cleaning ParaViewer ...................................5
Service Assistance .......................................5

Additional QBC Products

ParaLens Adapters ......................................5
Automated Hematology Equipment ............5
 

Speci

fi

 cations ......................................................6

Replacement Parts .............................................6
    

OPERATION PROCEDURES:

The ParaLens System provides users with epi-

fl

  uorescence capability; however, 

if using with a standard transmission light microscope the microscope’s light 

source should be turned off to use the ParaLens System.
When the ParaLens Fluorescence Microscopy System is connected to a power 

source, it will be “ON”.  The intensity knob (Item 3, Figure 2) on the ParaLens 

OptiLume Light Source controls the operating current and the light output of 

the LED.  Turning the knob clockwise will increase intensity.  Turning the knob 

counterclockwise will decrease intensity.
Handle the ParaLens Fluorescence Microscopy System as a laboratory 

instrument.
To turn the ParaLens System “OFF”, unplug from power source. 

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4.

PARASITE EXAMINATION PROCEDURES

 (

With QBC Malaria Tubes):

REQUIRED MATERIALS:

ParaViewer (p/n 424278)
Standard Microscope equipped with a ParaLens UV Microscope Adapter (p/n 

424280)
Fluorescence Optical Immersion Oil (p/n 427708)
QBC Malaria Tubes (100 Pack - p/n 253037) (2000 Pack - p/n 253005)

EXAMINATION PROCEDURES:

Insert the centrifuged QBC Malaria Tube into the groove of the ParaViewer 

Tube Holder. Slide the tube forward in the groove and under the Retainer Bar 

until the open end of the tube is against the Retainer Stop.  This will prevent 

movement of the tube when it is manually rotated during the microscopic 

examination procedure in Step (5).
Place the ParaViewer Tube Holder with QBC Malaria Tube on the stage of 

the microscope. Using 10X, wide-

fi

 eld, high-point eyepiece(s) and ParaLens 

Adapter with objective lens, add 2-3 drops of 

fl

 uorescence optical immersion 

oil to top of tube while in ParaViewer. Bring the buffy coat area of the tube 

into focus.  
Move the microscope stage until 

the top of the expanded RBC 

layer (near the RBC-Granulocyte 

interface) is in the 

fi

 eld of view.

Examine the sample.
By means of the tube closure, 

rotate and examine the entire 

circumference of the tube as it 

rests in the groove of the ParaViewer. (See package insert instructions with 

QBC Malaria Tube for description and detection of parasites.)

Note:  

The QBC Malaria Tube may incorporate a small patient ID Label affi xed between the white 

lines on the tube.  When properly positioned, the label should be within the cavity of the ParaViewer 
so that it does not interfere with rotation of the tube in the ParaViewer groove. 



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200 Shadylane Drive

Philipsburg, PA 16866

814-342-6205 (phone)

814-342-6211 (fax)

www.qbcdiagnostics.com

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