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Training_Type of fiber_GB Page 1 Type of fiber September 2013.

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Presentation on theme: "Training_Type of fiber_GB Page 1 Type of fiber September 2013."— Presentation transcript:

1 Training_Type of fiber_GB Page 1 Type of fiber September 2013

2 Training_Type of fiber_GB Page 2 Optical fibers PMMA Polimetilmetalcrilate HCSF (PCF) Hard Clad Silica Fiber GOF Glass Optical Fiber

3 Training_Type of fiber_GB Page 3 Multimode Fiber (MM)  Several modes  large core diameter  limited bandwidth and transmission distance Primary protection Cladding Core 250µm 125µm 50 od. 62.5 µm OM1 – OM4 9 µm OS1, OS2 Singlemode Fiber (SM)  ‚one‘ mode  small core diameter  high bandwidth and long transmission distance Type of glas fiber 250µm 125µm Primary protection Cladding Core

4 Training_Type of fiber_GB Page 4 Glas fiber standards - Overview MultimodeSinglemode IEC/ISO 11801 OM1OM2OM3OM4OS1OS2 IEC 60793-2 -10 (A1b) -10 (A1a) -10 (A1a.2) -10 (A1a.3) -50 (B1.1) -50 (B1.2) ITU-T G.651 G.652G652.D TIA 492 AAAAAAABAAACAAADCAAACAAB

5 Training_Type of fiber_GB Page 5 Glas fiber Standards - content among other things it defines  Dimension e.g. Core Ø, Cladding Ø, primary coating, concentricity  Mechanical e.g. stress, tensile strength, stripping force, curl behavior  Transmission e.g. attenuation, bandwidth, dispersion, Macro bending, apertur  Environment e.g. damp/dry heat, temperature change cycle

6 Training_Type of fiber_GB Page 6 Multimode fiber (Gradienten Index) Core Ø launch 49260793-2-1011801 62,5 OFL 492AAAAA1bOM1 (OM2) 160/500MHzdiverse200/500MHz 50 OFL 492AAABA1a.1OM2 (OM1) 500/500MHzdiverse500/500MHz 50 492AAACA1a.2OM3 OFL 2000MHz1500/500MHz EBL --2000/500MHz 50 492AAADA1a.3OM4 OFL 3500/500MHz EBL 4700

7 Training_Type of fiber_GB Page 7 Multimode fiber IEC 60793-2-10 (A1) Fiber type Min. modal bandwidth @ 850nm OFL (MHzxkm) Min. modal bandwidth @ 1300nm OFL (MHzxkm) Application examples A1a.1200400 Low bit rate / short distance / patch cords A1a.1400600 Medium bit rate / medium distance A1a.1500 Medium bit rate / medium distance A1a.1400800 Medium bit rate / medium distance A1a.1800 High bit rate / long distance A1a.16001200 High bit rate / long distance A1a.2 1500 OFL 2000 EMB 500 Very high bit rate (10Gb/s) / long distance 850nm optimised A1a.3 3500 OFL 4700 EMB 500 Very high bit rate (40/100Gb/s) / long distance 850nm optimised A1b100200 Low bit rate / short distance / patch cords A1b160300 Low bit rate / short distance A1b160 or 200500 Medium bit rate / medium distance A1b200600 Medium bit rate / medium distance A1b200800 High bit rate / long distance A1b800200 High bit rate / long distance / 850nm optimised OM2 OM3 OM4 OM1

8 Training_Type of fiber_GB Page 8 Multimode fiber in a cable (ISO/IEC11801) Max. attenuation (db/km) Min. modal bandwidth (MHzxkm) in comparison to OFLEMB 850nm1300nm850nm1300nm850nm IEC 60793- 2-10 TIA 492 OM1 3,51,5200500--- A1a od. A1b AAAA OM2 3,51,5500 --- A1a od. A1b AAAB OM3 3,51,515005002000 A1a.2AAAC OM4 3,51,535005004700 A1a.3AAAD

9 Training_Type of fiber_GB Page 9 Singlemode fiber in a cable (ISO/IEC11801) Max. attenuation (db/km) in comparison to 1310nm1383nm1550nm IEC 60793-2-50 ITU TIA 492 OS1 1.0 B1.1G.652CAAA OS2 0.4 B1.2G.652.DCAAB

10 Training_Type of fiber_GB Page 10 ITU IEC 60793-2-50 (B) G.652.AB1.1 Orginal Standard Singlemode Faser G.652.BB1.2 improved PMD und low loss transmission at 1310nm and 1550nm G.652.CB1.3 low water peak, DWDM – CWDM possible dispersion - unshifted G.652.DB1.3 zero water peak with lower PMD. the ‘ideal’ fiber among the standardized Single mode fiber G.653B2 reduced Dispersion at 1550nm. longer transmission distances thanks to lower attenuation -Dispersion - shifted G.654 cut-off - shifted G.655B4 non-zero dispersion shifted G.657.AB6a based on 652.D, 10x improved bending loss and engerend dimension G.657.BB6b limited distance, lower bending loss (100x smaller than 652-D). different splice behavior Single mode fiber - ITU and IEC OS1 OS2 Ftth

11 Training_Type of fiber_GB Page 11 Plastic optical fiber (POF)

12 Training_Type of fiber_GB Page 12 POF type - Index profile PMMA Step Index core = Constant refractive index PMMA Graded Index Core = several layer of material with different refractive indexes Perfluorinated Polymer Graded Index Core = parabolic index n1n2n1n2

13 Training_Type of fiber_GB Page 13 Overview - POF Index Profil Fiber typeCore ØNAAttenuationBandwidth SI-POF (PMMA) SI-POF low NA 980µm 0.5 0.3 180dB/km ~ 50 MHz. 100m ~ 100 MHz. 100m DSI-POF980µm0.3180dB/km~ 100 MHz. 100m GI-POF (PMMA) 980µm 500µm 0.2200dB/km~1.5 GHz. 100m GI-POF (PF) 62.5/245 120/450 200/490 0.350dB/km~ 3 GHz. 100m

14 Training_Type of fiber_GB Page 14 Step Index POF Core Ø980 μm Cladding Ø 1000 μm Attenuation180 dB/km Bandwidth10 MHz*100m (100 MHz * 100m) Wavelength650nm N.A.0.5 (Low N.A. 0.3) Adertight buffer Advantageeasy, fast and inexpensive connection technology commercially available (Mitsubishi, Toray, Fuji, Optimedia) Disadvantagehigh attenuation, low bandwidth

15 Training_Type of fiber_GB Page 15 Attenuation spectra of PMMA fiber „Light“ Wavelength nm Attenuation dB/km red650180 amber57066 green52073

16 Training_Type of fiber_GB Page 16 Multistep Index POF (GI-POF) Core Ø900 μm Cladding Ø 1000 μm Attenuation180 dB/km Bandwidth100 MHz. km Wavelength650nm Cabletight buffer Advantageeasy, fast and inexpensive connection technology commercially available (Mitsubishi, Fuji, Optimedia) Disadvantagehigh attenuation

17 Training_Type of fiber_GB Page 17 Graded Index POF Core Ø120 μm Cladding Ø 500 μm Attenuation50 dB/km Bandwidth1000 MHz*km Wavelength1330nm Cableloose buffer (extra strength members) Advantagelow attenuation, high bandwidth Disadvantagetermination, expensive, similar to GOF commercially not available (Asahi, Nexans, Chromis)

18 Training_Type of fiber_GB Page 18 Attenuation spectra perfluorinated POF „Light“ Wavelength nm Attenuation dB/km infrared85020 130050

19 Training_Type of fiber_GB Page 19 Plastic optical fiber (POF) IEC 60793-2-40 Specification for category A4 Multimode fiber A4aA4bA4cA4dA4eA4fA4gA4h Kern Ø (µm) ****50020012062.5 Cladd Ø (µm) 10007505001000750490 245 NA 0.50 0.300.250.19 Mantel yes no Operating wavelength (nm) 650 650, 850, 1300 850, 1300 * Typically 15 to 35 µm smaller than the cladding diameter

20 Training_Type of fiber_GB Page 20 Polymer cladded fiber (PCF)

21 Training_Type of fiber_GB Page 21 Polymer cladded fiber (PCS) IEC 60793-2-30 Specification for category A3 Multimode fiber A3aA3bA3cA3d Kern Ø (µm) 200 Cladding Ø (µm) 300380230 NA 0.40 0.35 Mantel Ø (µm) 900600500 Bandbreite (MHz*km) 50 100 operative Wellenlänge (nm) 850


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