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Fiber Optics 1-2-3 > Chapter 4 - Fiber > Flashcards

Chapter 4 - Fiber Flashcards

1
Q

True or False: The core diameter can vary from one end of the fiber to the other.

A

True

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2
Q

True or False: Optical characteristics vary from fiber manufacturer to fiber manufacturer.

A

True

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3
Q

Legacy and LED fibers are _________

A

OM1 and OM2

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4
Q

VCSEL and Laser-optimized are __________

A

OM3 and OM4/5

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5
Q

Why is a mandrel used?

A

To remove higher order modes and to get a more accurate attenuation value.

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6
Q

Laser-optimized fiber’s are designed for optimal use at what nanometer to match the laser characteristics of a VCSEL?

A

850 nanometer

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7
Q

OM5 wide and multimode fiber’s match the attenuation, bandwidth, and physical optical requirements of ______ fibers.

A

OM4

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8
Q

What fiber is optimized for multiple wavelengths instead of one?

A

OM5 laser-optimized multimode fiber

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9
Q

What fiber has the greatest need?

A

Laser-optimized OM3 and OM4 50/125 fibers

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10
Q

TIA-598 and IEC 60304 Fiber Optic Color Code Standards

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

Blue is which number fiber?

A

1

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12
Q

Orange is which number fiber?

A

2

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13
Q

Green is which number fiber?

A

3

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14
Q

Brown is which number fiber?

A

4

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15
Q

Slate is which number fiber?

A

5

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16
Q

White is which number fiber?

A

6

17
Q

Red is which number fiber?

A

7

18
Q

Black is which number fiber?

A

8

19
Q

Yellow is which number fiber?

A

9

20
Q

Violet is which number fiber?

A

10

21
Q

Rose is which number fiber

A

11

22
Q

Aqua is which number fiber?

A

12

23
Q

What type of fibers are OM1 and OM2?

A

Legacy

24
Q

What will happen to the number of modes as the wavelength decreases?

A

The modes will increase

Fiber Optics 1-2-3 (10 decks)

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