The fiber attenuation can be estimated: including fixed and connected, fiber attenuation per km 0.5db, if considerably less active connection, this value can be 0.4db, active connection, the fiber can not be reduced to mere 0.3db include theoretical value pure fiber is 0.2db / km; the insurance dollars to 0.5 in most cases as well.
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Fiber Fusion Splicer display left fiber end face substandard solutions
Beginning to show “a gap” when the fiber can be properly reset, perform gap setting, after a period of time the screen displays “left fiber end failed.”
1 fiber optic visual observation screen image, if left fiber end face quality is really bad, you can try to re-create the fiber end face.
2 fiber optic visual observation screen image quality is acceptable if left fiber end, it may be a smaller value of the items set “end surface angle,” when if you want to force the connection, set the value of the item “end surface angle” is set large either.
KeyWords: Fusion splicer
3 If the screen displays “left fiber end unqualified” darken the screen, and the display character is white.
4 Check that the fiber welding machine windshield is valid pressed, otherwise the process.
5 Open the windshield, check the windshield ceiling of two contact spring is deformed, if the process of deformation.