POLISH: Ask FOC

Guidance for Developing a Fiber Optic Polishing Process

QUESTION: Do you have guidance for developing a fiber optic polishing process?   ANSWER: While there are many details to consider when developing a fiber optic polishing process, it comes down to 5 basic steps: Step 1. Define your objectives, especially...
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Different Geometry Parameter Measurements for PC Ferrules and APC Ferrules

QUESTION: Are there different geometry parameter measurements for PC ferrules and APC ferrules?   ANSWER: With PC ferrules, we commonly measure three geometry parameters: Radius, Apex Offset and Fiber Height. With APC ferrules, we measure these three...
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Where Contamination Comes From in the Normal Polishing Process

QUESTION: Where does the contamination come from in the normal polishing process?   ANSWER: Contamination is primarily a natural result of the normal polishing process. Ferrules are polished on abrasive films or flock-pile pads impregnated with abrasives....
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For Cleaning of Polishing Fixtures, Is an Ultrasonic Bath or Other Solutions Recommended?

QUESTION: For cleaning of polishing fixtures, is an ultrasonic bath or other solutions recommended?   ANSWER: Ultrasonic cleaners are a bath into which the object to be cleaned is submerged. The bath is usually of distilled water, which can be augmented with...
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Cleaning and Maintenance Required for Fiber Optic Polishing Equipment

QUESTION: What kind of cleaning and maintenance is required for fiber optic polishing equipment?   ANSWER: The Preventive Maintenance program for polishing fixtures should include periodic ultrasonic cleaning. This is true for any fiber optic polishing...
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Ensure Maximum Life and Performance of the Fiber Optic Polishing Fixture

QUESTION: How can one ensure maximum life and performance of the fiber optic polishing fixture? ANSWER: Following up the ultrasonic cleaning with brushing of the ferrule bores and blowing dry with clean, compressed air will help to ensure maximum life ...
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Issues on MT Polishing. I Am Getting “Y” Radius Less Than 100

QUESTION: I am having issues on MT polishing. I am getting “Y” radius less than 100. Can you advise which step should I reduce time or pressure?   ANSWER: Customer had a need to increase y-axis radius on MT’s (making the surface “flatter”), was...
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New Pucks for Domaille APM-HDC-5300 Programmable Polishing Machines

QUESTION: Do we need buy the new pucks for the new Domaille APM-HDC-5300 Programmable Polishing Machine? Can the old pucks be used with the new equipment?   ANSWER: The short answer is, yes, old pucks can be used with the new Domaille APM-HDC-5300...
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Polishing Machines for MTP/MPO

QUESTION: Is Domaille APM-HDC-5300 the only polisher for MTP/MPO? I know normal polishing machines for patch cords and Domaille is one of the more expensive when we compare to others. I understood that Domaille’s technology is very good but I just wondered if we...
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Over-Polishing a Connector

QUESTION: How can I tell I have over-polished a connector?   ANSWER:   Primarily, the indicator of over polished connectors is poor repeat ability in measurements of the return loss and insertion loss. For the majority of “spring loaded ferrule...
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