Optical Fiber Construction And Theory

Question 0

What are the three sizes commonly used for optical cores?

Answer 0

9um, 50um, 62.5um

Question 1

What are the three parts to an optical fiber?

Answer 1

Coating, cladding, core

Question 2

What is the typical size of the cladding?

Answer 2

125um

Question 3

What is the protective layer of the the optical fiber called?

Answer 3

Coating

Question 4

What is the purpose of the cladding?

Answer 4

To provide a lower refractive index to keep light in the core.

Question 5

What are the four materials that can be used to make optical fiber?

Answer 5

Glass, plastic-clad silica, hard-clad silica, plastic

Question 6

What are the four methods of creating optical fiber?

Answer 6

Modified chemical vapor disposition, outside vapor deposition, vapor axial deposition, plasma chemical vapor deposition

Question 7

In what manufacturing process is the cladding created first?

Answer 7

Modified chemical vapor disposition

Question 8

In what manufacturing process is the core created first?

Answer 8

Outside vapor deposition

Question 9

In what manufacturing process the glass rod suspended vertically with the heat on the bottom?

Answer 9

Vapor axial deposition

Question 10

Which manufacturing process allows for a finer layer of material to be deposited?

Answer 10

Plasma chemical vapor deposition

Question 11

What is tensile strength?

Answer 11

The amount of stretching the optical fiber can handle