OM4 Bend-Insensitive Multimode Fiber

OM4 Bend-Insensitive Multimode Fiber

The OM4 bend-insensitive multimode fiber is a high-performance multimode fiber optimized for 850 nm VCSEL high-speed optical communication systems. It features high bandwidth, low differential mode delay, and excellent bend resistance. At 850 nm, its effective modal bandwidth can reach ≥4700 MHz·km. It supports 10G, 40G, 100G, and 400G high-speed Ethernet transmission, and is compatible with conventional OM2 and OM3 multimode fibers. It has low additional bending loss, good environmental adaptability, and good mechanical performance, making it suitable for data centers, high-performance computing centers, and various high-speed optical fiber networks and cable systems.

Product features：Optimized for 850 nm VCSELs；High bandwidth, low differential mode delay；Compatible with conventional OM2 and OM3 fibers；Low additional bending attenuation

Part Number：MP-OM4-BIMMF-850-1300

Application area：Data centers | High-performance computing centers | 1&10&40&100&400 Gb/s Ethernet | Various optical cable types

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Main parameters
General Parameters
Optional Configurations
Downloads

Main parameters

Core parameters

Numerical aperture Attenuation

0.200±0.015 ≤0.6 dB/km / ≤2.4 dB/km

Dimension Drawing

General Parameters

Characteristic	Unit	Condition	Product Specification
Attenuation	dB/km	850nm	≤2.4
Attenuation	dB/km	1300nm	≤0.6
Overfilled launch bandwidth	MHz·km	850nm	≥3500
Overfilled launch bandwidth	MHz·km	1300nm	≥500
Effective modal bandwidth	MHz·km	850 nm	≥4700
Numerical aperture	/	/	0.200±0.015
Effective group refractive index (Neff)	/	850nm	1.481
Effective group refractive index (Neff)	/	1300nm	1.476
Zero-dispersion wavelength (λ0)	nm	/	1297–1328
Zero-dispersion slope (S0)	ps/(nm²·km)	/	≤4-(103/λ₀)[4-(λ₀/840)²]
Local discontinuity	dB	850&1300nm	≤0.1
Attenuation non-uniformity	dB/km	850&1300nm	≤0.08
Core diameter	μm	/	50.0±2.5
Core non-circularity	%	/	≤5.0
Cladding diameter	μm	/	125.0±1.0
Cladding non-circularity	%	/	≤1.0
Core/cladding concentricity	μm	/	≤1.5
Coating diameter	μm	/	243±7
Coating/cladding concentricity	μm	/	≤10.0
Fiber length	km/reel	/	1.1～8.8
Temperature cycling added attenuation	dB/km	-60℃～+85℃	≤0.10
Temperature-humidity cycling added attenuation	dB/km	-10℃～+85℃ (up to 98% RH)	≤0.10
Water immersion added attenuation	dB/km	23℃±2℃，30 days	≤0.20
Damp heat added attenuation	dB/km	85°C, 85% RH, 30 days	≤0.20
Dry heat aging added attenuation	dB/km	85°C, 30 days	≤0.20
Proof test tension	kpsi	/	100
Macrobending 2 turns @30 mm	dB	850nm	≤0.10
Macrobending 2 turns @30 mm	dB	1300nm	≤0.30
Macrobending 2 turns @15 mm	dB	850nm	≤0.20
Macrobending 2 turns @15 mm	dB	1300nm	≤0.50
Coating stripping force	N	Average	1.0～5.0
Coating stripping force	N	Peak	1.3～8.9
Dynamic fatigue parameter	/	/	≥20

Optional Configurations

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Product title: OM4 Bend-Insensitive Multimode Fiber

Product link: https://www.idealphotonics.com/product/detail/1963.html

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