How to use a Flashlight to Test Multimode Fiber Optic Cable
Have one person stand on one end of the fiber, and another person at the other end. Then simply take a LED flashlight and shine light into each of the fiber strands one at a time.
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Did you know that you can use a flashlight to test a newly installed multimode fiber optic cable? Have one person stand on one end of the fiber, and another person at the other end. These strands are so small that they're comparable in size to a single human hair. Optical fiber can be used for transmitting light from a source to a remote location for illumination as well as communications.
Have one person stand on one end of the fiber, and another person at the other end. Then simply take a LED flashlight and shine light into each of the fiber strands one at a time.
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