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COVID-19 Fraen Face Shield Information

FLUOLED® comparison chart

A tool for rapid product selection comparing the different FLUOLED® systems available.
PDF version of this chart can be downloaded here.
* LED reg – LED Regulation
** Field D. – Field Diaphragm

No. FLUOLED® Fluorescence light sources Field of View LED reg. Field D. When Most important benefits
1 EASY Transmitted light fluorescence 1(Royal Blue or Blue or Gree – fixed) 22 mm No No
  • For 1 colour fluorescence
  • For low to medium power objectives 5x up to 40x
  • Illumination and observation of a wide portion of the sample.
  • Very high illumination intensity when using low power objectives.
2 2CFW 2 Color Filter Wheel Reflected light fluorescence 2(any colour – interchangeable) 21 mm No No
  • For 2 colours fluorescence, for instance UV-Blue and Blue-Green
  • For objectives with magnifications up to 100x oil immersion
  • All-round system for 2 colours reflected light fluorescence: for example bacteriology and parasitology
  • 3 positions filter wheel for rapid and smooth change of excitation filters.
3 1CFW 1 Color Filter Wheel Reflected light fluorescence 1(any color – interchangeable) 23 mm Yes Yes
  • For 1 colour fluorescence on upper-class microscopes
  • For objectives with magnifications up to 100x oil immersion
  • Wide and equally illuminated field of view.
  • Filter wheel for rapid and smooth change of excitation filters.
4 3CFW 3 Colors Filter Wheel Reflected light fluorescence 3(any color – interchangeable) 23 mm Yes Yes
  • For 2 colours fluorescence on upperclass microscopes
  • For objectives with magnifications up to 100x oil immersion
  • Wide and equally illuminated field of view.
  • Filter wheel for rapid and smooth change of excitation filters.
  • All LED cassettes can stay permanently installed.


NOTICE: As part of the United States' Critical Infrastructure supply chain, Fraen is committed to making every effort to continue its manufacturing operations during the current COVID-19 crisis. We have enacted numerous procedures to protect our employees based on recommended guidelines, and are in constant communication with our customers and suppliers. If you have a question about Fraen's current activities or plans, please do not hesitate to contact us.