fiber Flashcards

(31 cards)

1
Q

cable jacket color codes

A
om1 - 62.5/125 - orange
om2 - 50/125 - orange
om3 - laser optimized - 50/125 - aqua
mm - 100/125 - orange
sm - 9/125 - yellow
pmsm - 9/125 - blue
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2
Q

step index fiber

A

core is one material and it is slow

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3
Q

multimode light wavelength

A

850 and 1300

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4
Q

ST

A

twist in- inexpensive and easy to install

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5
Q

scribe

A

scratches the fiber to allow cleaving

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6
Q

fiber color code

A

Blue Owes Great Britain Several White Rabbits Because Yellow Violated Roses ass
pg 57

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7
Q

what is absorption in fiber

A

attenuation - conversion of light to heat

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8
Q

SC

A

snap in connector - easy to use

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9
Q

refraction

A

light is lossed in cladding. due to angle or dirt

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10
Q

stripper

A

removes heavy outside jacket of cables

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11
Q

ofc

A

optical fiber conductie

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12
Q

what causes macro bends

A

tight corners bending farther than bend radious allows

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13
Q

singlemode wavelength

A

1310 and 1550

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14
Q

ofng

A

optical fiber general purpos

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15
Q

wideband wavelength

A

953nm

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16
Q

polishing paper

A

polishing fiber ends

17
Q

chromatic dispersion

A

the difference in speeds of light at different wavelengths arriving at their destinations at slightly different times.

18
Q

connector color code

A
om1 beige
0m2 black 
om3 aqua
mm black
sm blue
losm blue
19
Q

ofnp

A

optical fiber pplenum

20
Q

cleaver

A

precisely breaks the fiber to produce a flat end for polishing

21
Q

LC

A

lucent technologies - for high densities

22
Q

reflectance

A

light reflected from the cleaved or polished end of a fiber

23
Q

graded index

A

variations in the composition in the glass faster

24
Q

puck

A

holds connector in proper alignment to polishing film

25
attenuation
the reduction of optical power as it passes down the fiber
26
otdr
optical time domain reflectometer - uses back-scattering light to measure fiber length, attenuation and fault location
27
ofnr
optical fiber riser
28
ofn
optical fiber non conductive
29
model dispertion
pulse spreading caused by modes
30
micro bends
stretched or compressed fiber
31
microscope
used to inspect connector for proper polishing