CWDM • DWDM • AWG • PLC Splitters • Fiber Arrays • QSFP28 • Optical Switches • 5G Fronthaul • FTTO • PON

Advanced Optical Networking & Micro‑Optics
CWDM/DWDM Multiplexers, AWG, PLC Splitters, Fiber Arrays, QSFP28 Transceivers, Optical Switches, 5G Fronthaul WDM, Data Center WDM, FTTO & PON Expansion Solutions

Umele Photonics & Micro‑Optics Europe delivers high‑performance optical components and subsystems for carrier‑grade and enterprise networks. Our portfolio includes passive WDM multiplexers, arrayed waveguide gratings, PLC splitters, miniature fiber arrays, QSFP28 modules, optical switches, and complete 5G fronthaul and data centre interconnect systems. We serve telecom operators, cloud providers, and system integrators across Europe with reliable, cost‑effective solutions for fibre‑to‑the‑office (FTTO), PON capacity upgrades, and high‑density wavelength routing.

12+ Years in Optical Innovation
250+ Network Deployments
28 European Countries Served
99.9% System Availability

Complete Portfolio – From Passive Mux/Demux to Active Switching & 5G Fronthaul

Scalable WDM, PLC splitting, fibre array, QSFP28, optical switching, and PON/FTTO solutions for carrier, data centre, and enterprise networks

CWDM & DWDM Multiplexers

High‑performance coarse and dense WDM mux/demux modules for metro, regional, and long‑haul networks. Available in 8‑, 16‑, 40‑ and 96‑channel configurations with ITU‑T grid compliance.

  • Low insertion loss ≤ 2.0 dB
  • High isolation > 30 dB
  • LGX, 1U, and compact formats
View Details →

Arrayed Waveguide Gratings (AWG)

Athermal and thermoelectric AWG devices for 50 GHz and 100 GHz channel spacing. Ultra‑low PDL and excellent passband flatness for high‑density wavelength routing.

  • 16/32/40/48 channels
  • ±0.05 nm wavelength accuracy
  • Telcordia GR‑1209/1221 qualified
View Details →

PLC Splitters & Mini‑Taps

Planar Lightwave Circuit splitters in miniature plug‑in and micro‑package formats. Ideal for FTTO, PON expansion, and data centre fibre distribution.

  • 1×2 to 1×64 configurations
  • Low PDL ≤ 0.2 dB
  • Compact and hardened options
View Details →

Fiber Arrays & V‑Grooves

Precision fiber arrays with V‑groove substrates for high‑density optical interconnects. Available in single‑mode and multimode, with custom pitch and channel count.

  • 4‑ to 128‑channel arrays
  • Pitch accuracy ±0.5 µm
  • AR‑coated end‑faces
View Details →

QSFP28 Transceivers

High‑speed 100G QSFP28 optical modules supporting SR4, LR4, PSM4, and CWDM4 variants for data centre interconnect and metro aggregation.

  • IEEE 802.3bm compliant
  • Digital diagnostics (DDM)
  • Hot‑pluggable, low power
View Details →

Optical Switches & WSS

MEMS‑based optical switches and wavelength‑selective switches (WSS) for OXC, ROADM, and fibre monitoring applications. Low insertion loss and high reliability.

  • 1×2 to 1×64 port options
  • WSS with 100GHz/50GHz grid
  • Non‑blocking architectures
View Details →

5G Fronthaul & Data Center WDM

Integrated WDM modules for 5G CPRI/eCPRI fronthaul and data centre interconnect (DCI) with low‑latency, high‑density wavelength aggregation.

  • CWDM/DWDM for 5G
  • 100G/400G DCI platforms
  • OpenZR+ compatible
View Details →

FTTO & PON Expansion

Fiber‑to‑the‑office (FTTO) and passive optical network (PON) expansion kits including splitters, filters, and compact termination units for enterprise and campus networks.

  • 10G‑PON / XGS‑PON ready
  • Modular and wall‑mount designs
  • Plug‑and‑play deployment
View Details →

Deployment Scenarios

From 5G fronthaul to data centre interconnect and enterprise FTTO – our optical solutions fit every network layer

5G Fronthaul & Mobile Backhaul

CWDM/DWDM modules and optical switches enable dense wavelength aggregation for CPRI/eCPRI, reducing fibre count and latency in 5G RAN deployments.

5G CPRI WDM

Data Centre Interconnect (DCI)

Compact QSFP28 transceivers and DWDM mux/demux systems provide high‑bandwidth, low‑latency links between data centres over dark fibre or leased wavelengths.

DCI QSFP28 DWDM

FTTO & Enterprise Campus

PLC splitters, fibre arrays, and passive WDM filters enable cost‑effective fibre‑to‑the‑office and campus backbone connectivity with 10G to 100G uplinks.

FTTO PLC 10G/100G

PON Capacity Expansion

AWG and PLC splitter‑based upgrades for existing PON networks, increasing subscriber density and supporting XGS‑PON and NG‑PON2 evolution.

PON AWG XGS‑PON

Metro & Regional Aggregation

DWDM ring topologies with AWG and optical switches provide flexible wavelength routing and restoration for urban and regional carrier networks.

DWDM AWG Optical Switch

Industrial & Utility Networks

Hardened optical components and rugged enclosures for power grid, railway, and pipeline monitoring, with extreme temperature tolerance and high reliability.

Industrial Hardened Passive
Umele Photonics R&D and assembly facility in Frankfurt

About Umele Photonics & Micro‑Optics Europe

Leading supplier of optical networking and micro‑optics components for the European market

Umele Photonics & Micro‑Optics Europe is a technology company headquartered in Frankfurt am Main, Germany, with sales and support offices across Europe. We specialise in the design, manufacturing, and distribution of high‑performance CWDM/DWDM multiplexers, AWG devices, PLC splitters, fibre arrays, QSFP28 transceivers, optical switches, 5G fronthaul modules, data centre WDM systems, and FTTO/PON expansion solutions. Our products serve telecom operators, cloud service providers, and industrial enterprises seeking reliable, cost‑effective optical infrastructure.

With over 250 successful deployments across 28 European countries, we combine deep optical engineering expertise with agile local support to deliver customised solutions for 5G mobile networks, data centre interconnect, enterprise campus networks, and critical infrastructure. Our ISO‑9001 and ISO‑14001 certified production facilities ensure consistent quality, and our engineering team provides 24/7 technical assistance from our European hubs.

ISO 9001:2024, ISO 14001
ITU‑T, OIF, MSA compliant
Member of FTTH Council Europe
5‑year warranty & 24/7 support

Knowledge Centre – WDM, AWG, PLC, 5G, FTTO & PON Insights

Technical white papers, application notes, and design guides on optical layer planning, splitter architectures, and coherent transmission

2025 Mar 10

New OEM version of energy storage battery cabinet

The GSL HV-R Series represents a new generation of high-voltage lithium battery systems designed for hybrid on/off-grid energy storage applications. We offer tailored OEM services to ensure our products align with your specific requirements. By partnering with us, you collaborate with manufacturers

Read more →

Need a custom optical network design or component selection?

Our optical system architects provide end‑to‑end design – from channel plan and splitter topology to switch configuration and link budget validation – tailored to your capacity, reach, and cost requirements.

+49 152 287 6349
Request engineering consultation →