Exam 10: Fiber Splicing Techniques and Requirements

________ couplers combine the different wavelength optical signal onto the fiber or separate the different wavelength optical signal output from the fiber.

The most common method for manufacturing couplers is ____________

How many fabrication techniques are used for 3 port fiber couplers?

The optical power coupled from one fiber to another is limited by

What is the main requirement with the fibers that are intended for splicing?

The heating of the two prepared fiber ends to their fusing point with the application of required axial pressure between the two optical fibers is called as

_____________ are formed by sandwiching the butted fiber ends between a V-groove glass substrate and a flat glass retainer plate.

When considering source-to-fiber coupling efficiencies, the ________ is an important parameter than total output power.

Average insertion losses as low as _________ have been obtained with multimode graded index and single-mode fibers using ceramic capillaries.

Alignment accuracy of the order ___________ is obtained using the three glass rod alignment sleeve.

Mean splice insertion losses of 0.05 dB are obtained using multimode graded index fibers with the Springroove splice.

How many types of multiport optical fiber couplers are available at present?

In score and break process, which of the following is not used as a cutting tool?

How many manufacturing methods are used for producing multimode fiber star couplers?

Mean splice insertion losses of 0.05 dB are obtained using multimode graded index fibers with the Springroove splice.

It is a device that distributes light from a main fiber into one or more branch fibers.

Couplers insertion loss is same as that of excess loss.

_____________ is caused by surface tension effects between the two fiber ends during fusing.

In case of multiple fusion, splice losses using an electric arc fusion device with multimode graded index fiber range from

The heating of the two prepared fiber ends to their fusing point with the application of required axial pressure between the two optical fibers is called as