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107

Fluorescence Imaging

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Cellulose Fiber Images in 
Macro and Micro Modes

*Magnifi cations are at the image plane.

Macro Mode

 

0.5X Lens Attachment
Magnification*=0.9X, W.D.=175

Micro Mode

4X Objective
Magnification*=3.6X

Micro Mode

 

20X Objective
Magnification*=18X

on which labeling dye is 
being used.  

  The Navitar system 

permits the usage of all 
standard Olympus BX2 
Fluorescent Cubes, which 
are available from mul-
tiple sources.  These are 
captured singularly in 
a quick change holder 
requiring only a minute to 
interchange. Information on filter sets and cubes can be found 
at www.chroma.com.

3. A 

camera

 whose sensitivity and bandwidth are adequate to 

handle the fluorescing light levels (which can sometimes be 
minimal). 

All other components are optics and mechanics that permit varia-
tion of the magnification (field of view) and resolution, along 
with a means of achieving critical focus.

The Navitar system is suitable for operation in either Macro or 
Micro mode.

Macro Mode 

In the Macro mode, a fixed lens system provides up to a 9.2 mm 
diameter field of view at a 165 mm working distance with a 2/3” 
format camera.  A 6.5X zoom accessory provides up to a 15 mm 
diameter field at a 108 mm working distance.  Various lens at-
tachments allow the working distance to change from 32 to 165 
mm.  An add-on focus accessory provides a means of adjusting 
focus without requiring a microscope type stand.

Micro Mode

In the Micro mode, the same single lens system provides a 0.9X 
coupling of any standard 200 mm tube length, infinity corrected, 
fluorescent microscope objective to the camera.  

Who is Using the Navitar Video ZFL Scope?

• OEM customers creating an automated system for scanning 

and post processing of proteomics.

• Production laboratory using image processing software to 

count and categorize selected images.

• High school or university professor, on a limited budget, who 

needs to demonstrate certain fluorescent characteristics to a 
group.

• A field operator who needs instant results involving agriculture, 

oceanography, or criminology.

• Museum or aquarium setting-up a public display.
• Research scientists in government laboratories.

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