光缆测试标准

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根据以下数据,任何链路应用大于3个DB的均为合格

General Fiber Optic

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 mm	4.5	2.2							1000		1.4719

Multimode 50 m m	4.5	2.2							1000		1.4725

TIA568A Fiber Optic

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	DB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m					3.75	1.5	0.75	0.3	2000		1.4719

Multimode 50 m m					3.75	1.5	0.75	0.3	2000		1.4725

Singlemode

ISO 11801 Fiber Optic

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m					3.5	1.0	0.75	0.3	2000		1.4719

Multimode 50 m m					3.5	1.0	0.75	0.3	2000		1.4725

Singlemode

EN 50173 Fiber Optic

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m					3.5	1.0	0.75	0.3	2000		1.4719

Multimode 50 m m					3.5	1.0	0.75	0.3	2000		1.4725

Singlemode

FDDI

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m		11.0							2000		1.4719

Multimode 50 m m		11.0							2000		1.4725

10BASE-FL

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m	12.5								2000		1.4719

Multimode 50 m m	12.5								2000		1.4725

Singlemode

100BASE-FX

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m		11.0							2000		1.4719

Multimode 50 m m		11.0							2000		1.4725

Singlemode

1000BASE-SX

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m	2.38								220		1.4719

Multimode 50 m m	3.56								550		1.4725

Singlemode

1000BASE-LX

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m		2.35							550		1.4719

Multimode 50 m m		2.35							550		1.4725

Token Ring 4 Fiber Optic

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m	13.0								2000		1.4719

Multimode 50 m m	13.0								2000		1.4725

Singlemode

ATM52 Fiber Optic

,

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m		10.0							3000		1.4719

Multimode 50 m m		10.0							3000		1.4725
Singlemode			7.0	7.0

ATM155 Fiber Optic

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m		10.0							2000		1.4719

Multimode 50 m m		10.0							2000		1.4725
Singlemode			7.0	7.0

ATM155SWL Fiber Optic

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m	7.2								1000		1.4719

Multimode 50 m m	7.2								1000		1.4725

Singlemode

ATM622 Fiber Optic

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m		6.0							500		1.4719

Multimode 50 m m		6.0							500		1.4725
Singlemode			7.0	7.0

Fibre Channel 266

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m		6.0							1500		1.4719

Multimode 50 m m		5.5							1500		1.4725
Singlemode			6.0	6.0

DSP-FOM

	850 nm Fixed Loss	1300 nm Fixed Loss	1310 nm Fixed Loss	1550 nm Fixed Loss	850 nm Loss/km (in dB)	1300 nm Loss/km (in dB)	Adapter Loss (in dB)	Splice Loss (in dB)	Length	Propagation Delay	Index of Refraction
	dB	dB	dB	dB	dB	dB	dB	dB	meters	ns
Cable Type
Multimode 62.5 m m	4.5	3.0

Multimode 50 m m	4.5	3.0
Singlemode			3.0	3.0

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