Fiber 10-18-2018BH Flashcards Preview

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Flashcards in Fiber 10-18-2018BH Deck (52)
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1

A device that generates a light source used in optical fiber communication

Laser

2

What does LASER stand for ?

Light Amplification Stimulated by Emission of Radiation

3

An extremely thin flexible thread of pure cladded glass able to carry millions of times the information of a traditional copper wire, and do it over greater distances

Optical Fiber

4

What is the diameter of an Optical Fiber?

125 microns

5

The distance between two points of like phase in a wave?

Wavelength

6

A card made up of material similar to photographic film that changes colors when exposed to light?

Photosensitive Card

7

Wavelengths above ___ nm are not visible to the human eye?

650 nm

8

5 types of Laser Classifications?

Class 1, Class 2/2A, Class 3A, Class 3B, Class 4

9

ANSI standard for lasers

Z-136

10

What is the range for visible light?

390nm - 780nm and 384THz - 769 THz

11

2 Types of fiber

single- mode and multi-mode

12

What is the size of the core?

8-10 microns

13

What is the size of the cladding?

125 microns

14

What is the size of the coating?

250 microns

15

The center of the fiber that carries the transmitted light?

Core

16

The glass material surrounding the fiber core?

Cladding

17

The acrylic or plastic material applied over the optical fiber core and cladding?

Coating

18

The ratio of the velocity of light of two mediums of optical glass?

Refractive Index

19

Different fiber packaging configurations

Fiber Bundles

20

A photodiode used to detect light from an optical fiber and convert the light to an electrical source?

PIN Diode

21

Sum of all the losses associated with a fiber link between the optical fiber transmitter and the optical fiber receiver

Loss Budget

22

What does OTDR stand for?

Optical Time Domain Reflectometer

23

A jumper cable for optical connections

Pigtail

24

A board for making optical connections consisting of sleeves used to line up two connectors

Patch Panel

25

Fibers are contained in a plastic tube much larger than the optical fibers

Loose Tube

26

Color-coded tubes that house and protect the optical fibers within a fiber optic cable

Buffer Tubes

27

What is the color scheme for Fiber Optic Cable?

1.Blue 2. Orange , 3. Green , 4. Brown , 5. Slate, 6. White, 7. Red , 8. Black, 9. Yellow ,10. Violet ,11. Rose, 12. Aqua

28

Method of joining two optical fibers of the same type using and electrical arc to form a precision splice

Fusion Splicing

29

A temporary joining of two optical fibers of the same tube using a plastic form to hold and lock the fibers together The loss is greater than a fusion splice

Mechanical Splicing

30

A device that scores and then breaks the optical fiber to prepare it for splicing

Cleaver