Fiber Optic Cables

Image	Part Number	Description / PDF	Quantity	Rfq
	FI3D036FJ Belden	FI DN_TB OM3 36F OFCR_AIA	0
	FS1H0126G Belden	FS HD_LT OM1 12F OSP	0
	FI2I001LB Belden	FI INTERC OM2-BIF 1F OFNR-LS	0
	B9W107 Belden	DISTR 24F OS2 OFNR-ZH TB	0
	FS4L072ND Belden	SJAD 72F OM4 OSP LT DRY	0
	FS2H0486G Belden	FS DJSCA_LT OM2 48F OSP_SCA	0
	FISI002L0 Belden	FI INTERC OS2 2F ZH/OFNR DX	0
	FI2D006F9 Belden	FI DN_TB OM2 6F OFCR_AIA	0
	FDSD048FK Belden	FD DN_TB OS2 48F OFCR_AIA	0
	FS3H0066F Belden	FS DJSCA_LT OM3 6F OSP_SCA	0
	FISI001PB Belden	FI INTERC OS2 1F OFNP SX_2.0	0
	FDSL144RD Belden	SJAD 144F OS2 OFNR LT DRY	0
	FI3I002RBB Belden	FI OM3 DXZ2.0 2F OFNR BL_JKT	0
	FD3D036PJ Belden	FD DN_TB OM3 36F OFNP	0
	FD1L024RG Belden	FD_LT OM1 24F OFNR UNI_12F_GEL	0
	FI4M024L2A Belden	FI OM4 M_D 24F LSZH AQ_JKT	0
	FS2H0066F Belden	FS DJSCA_LT OM2 6F OSP_SCA	0
	FI4M036P1 Belden	FI OM4 UM_D 36F OFNP EV_JKT	0
	FD2D006R9 Belden	FD DN_TB OM2 6F OFNR	0
	FS2C01260 Belden	FS CTL_LT OM2 12F OSP_SCA	0

Fiber Optic Cables

1. Overview

Fiber optic cables are advanced transmission media that use light pulses to carry data through flexible glass or plastic fibers. They enable high-speed, long-distance communication with superior bandwidth and immunity to electromagnetic interference. As critical infrastructure in modern technology, these cables support global internet connectivity, telecommunications networks, and high-precision industrial systems.

2. Main Types & Functional Classification

Type	Functional Features	Application Examples
Single-Mode Fiber (SMF)	9/125 m core/cladding, laser light source, low attenuation	Long-haul telecom backbones, 5G networks
Multi-Mode Fiber (MMF)	50/125 m or 62.5/125 m core, LED light source, higher dispersion	Data centers, local area networks (LANs)
Tight Buffered Cable	Individual fiber coating with polymer, flexible for indoor use	Building internal wiring, patch cords
Loose Tube Cable	Waterproof gel-filled tubes, durable for outdoor environments	Underground installations, aerial deployments
Ribbon Fiber Cable	Flat ribbon structure with multiple fibers, high-density design	High-capacity data centers, fiber-to-the-home (FTTH)

3. Structure & Composition

A typical fiber optic cable consists of four concentric layers:

Core: Glass (silica) or plastic center (5-50 m diameter) for light transmission
Cladding: Lower-refractive-index material (125 m) to contain light via total internal reflection
Coating: UV-cured acrylate layers (250 m total) for mechanical protection
Outer Jacket: Flame-retardant polymer (PVC/LSZH) with strength members (aramid yarn, steel)

4. Key Technical Specifications

Parameter	Description	Importance
Attenuation	0.2-0.3 dB/km (SMF), 2.5-3.5 dB/km (MMF)	Directly affects transmission distance
Bandwidth	10-100 GHz km (MMF), virtually unlimited (SMF)	Determines data capacity
Operating Wavelength	1310nm/1550nm (SMF), 850nm/1300nm (MMF)	Matches light source characteristics
Minimum Bend Radius	20 cable diameter (standard), 10 (bend-insensitive fibers)	Prevents microbending losses
Temperature Range	-40 C to +70 C (standard), -55 C to +85 C (specialty)	Ensures reliability in extreme conditions

5. Application Fields

Telecommunications: Core/backbone networks, submarine cables
Data Centers: Inter-server connections (400Gbps/800Gbps systems)
Medical: Endoscopy imaging, surgical lasers
Military: Secure communication systems, radar
Energy: Power grid monitoring, oil/gas pipeline sensing

6. Leading Manufacturers & Products

Manufacturer	Representative Products	Technical Advantages
Corning Inc.	SMF-28 ULL, ClearCurve MMF	Ultra-low loss (0.16dB/km at 1550nm), bend-insensitive design
Prysmian Group	Prysmian OKM 2000	Dry-core water-blocked cables for metro networks
Huawei OptiXtrans	DC908 Series	800Gbps per fiber, G.654.E ultra-large core fiber
CommScope	SYSTIMAX SCQ	High-density MPO connectors, TAA compliance
Sumitomo Electric	Z-Match Fiber	Low-PMD (0.02ps/ km) for 400G systems

7. Selection Guidelines

Determine transmission requirements: Distance, speed, and protocol (e.g., 100G Ethernet)
Environmental factors: Outdoor/indoor, temperature range, potential mechanical stress
Standards compliance: ITU-T G.652/G.657 for SMF, OM3/OM4/OM5 for MMF
Connector types: LC, SC, MPO for different density needs
Lifecycle cost analysis: Consider maintenance, scalability, and future-proofing (e.g., bend-insensitive fibers)

8. Industry Trends

Key developments shaping the future of fiber optics include:

Mass adoption of 400Gbps+ systems driving SMF demand
Expansion of fiber-to-the-home (FTTH) networks with XGS-PON technology
Integration of AI-driven OTDR monitoring for real-time fault detection
Development of hollow-core fibers (HCF) enabling 0.1dB/km attenuation
5G infrastructure requiring massive MIMO antenna fiberization
Green manufacturing trends reducing halogenated materials