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Articles by FOC Tips

Articles by FOC Tips

Fiber Optic Center has a team of technical experts and marketing strategists with decades of years in the field. This team contributes to the fiber, cable and specialty industries coverage through news, alerts, reports and general media information.

Cleaning Fiber With High Purity of Isopropyl Alcohol

Cleaning the fiber with high purity of Isopropyl Alcohol is necessary to create a good bounding with the fiber. Lower grade alcohols contain H2O which could leave miniscule small drops on the fiber which might be captured when inserting the fiber into the...
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Internal Connector Design and the Correct Amount of Epoxy

Internal connector design looks carefully at the internal lead in chamfer of the ceramic ferrule, the overall inside diameter of the flange holding the ceramic ferrule and the overall inside diameter of the connector back shell. All these can control the correct...
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Contamination Within the Ferrule Bore Is Preventing the Ferrule From Sliding Freely Within the Bore

Contamination within the ferrule bore is preventing the ferrule from sliding freely within the bore:  This mainly applies to connector polishing (as opposed to ferrule-only polishing) where the connector’s spring force is relied on to present equal downward...
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Epoxy Preparation and Curing

Epoxies used in FO cable assembly production are carefully selected for their cured bonding properties—their ability to keep a strong fiber/ferrule bond during the service life of the cable assembly. During their lifetime, connectors are exposed to a variety of...
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IEC Standards for MT/MPO Measurements Using Interferometry

There are two types of IEC standards for MT/MPO measurements using interferometry. The first is the “Measurement Standard” and its primary purpose is to try and ensure that different instruments yield the same measurement results. This standard includes...
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Attaching Cables to Buildings or Hanging Them in Existing Masts

USA and Canada have a long tradition of attaching cables to buildings or hanging them in existing masts.  However, many supply companies have now seen the advantages of installing ducts in the ground concurrently with the spread of fiber network.  Fiber...
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The “Transition Point” Where Buffered Fiber Is Stripped Away to Reveal the Bare Fiber

The “transition point” is where the buffered fiber is stripped away to reveal the bare fiber. This is often done mechanically, presenting an opportunity for damage to the bare fiber from the stripping tool. Very minor damage to the glass renders is very weak,...
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Cross Sectioning and Detailed Failure Analysis

Fiber Optic Center offers the service of Cross Sectioning and detailed failure analysis and also provides the equipment and training to companies that need internal capability for cross-sectioning. FOC offers this unique cross-sectioning service to identify and...
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Tips on 2-Stage Heat Cure

One method to encourage bubbles to come out of the bulk material is a 2-stage heat cure. This is a short, initial cure at an elevated, but lower, temperature than the final cure. An example is a 50°C cure for 30 minutes, for a product that has a final cure at 85°C....
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Epoxies and Minimizing Handling

When working with epoxies, MINIMIZE HANDLING where applicable. Proper packaging for your application and application process comes into play here. If you choose/need to work with bulk material, such as 8 oz. kits, there will be significantly more handling. It is...
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