Articles by FOC FAQ

QUESTION: What happens if there are dust particles on one of the connector end faces during the connector mating process?   ANSWER: Mating connectors with dust will embed the debris into the ferrule end face causing permanent scratches and pits. The way to...

QUESTION: OCETS: How do I configure the software to work with the chamber?   ANSWER: There are software tools within OCETS which interface it to all recent Espec and Thermotron chambers to read temperature and humidity and with the addition of a probe, OCETS...

QUESTION: How dust based contamination cause signal loss between a mated connector pair?   ANSWER: Dust particles that are not removed will interfere with the signal’s path as the light passes between the two mated fibers. The light from the outgoing...

QUESTION: How does an electrostatic charge get onto a fiber optic ferrule and how does that create contamination issues?   ANSWER: The electrostatic charge that gets onto a ferrule is usually caused by contract friction also known as triboelectric charging....

QUESTION: Why do I need to clean my fiber optic connectors before mating?   ANSWER: It is critical to clean both end of the connector pair to prevent damage during the mating process and get the optimal optical performance. Contamination that is not removed...

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...

QUESTION: Can I modify the software for Viavi OCETS?   ANSWER: No, OCETS results will be accepted by certifying authorities, the software is locked down to avoid “errors”.   ADDITIONAL CONTENT & RESOURCES: Category Resource: FOC Test...

QUESTION: Why is it a bad idea to dip the cleaning tip of a mechanical click cleaner directly into the cleaning fluid when doing a wet to dry cleaning process?   ANSWER: All of the mechanical click cleaners currently on the market use a synthetic woven fabric...

QUESTION: I need information on cleaning and repairing TOSA/ROSA devices.  Is this something you can help them with?   ANSWER: We have done design work on the TE transceivers in the past.  Depending on the internals you are able to clean (more or...

  QUESTION: Does FOC have any experience or recommendations in using microwaves to cure fiber optic epoxies?   ANSWER: FOC does not have any experience using microwaves to cure epoxies.  Certain microwave machines, much more sophisticated than...