Chat Multimode Optical Attenuator Manufacturer

Leading manufacturers of multimode optical attenuators include Keysight, VIAVI, Dimension Technology, Fibertronics, and Thorlabs, offering fixed, variable, and programmable solutions for lab, field, and production applications.

Key Manufacturers and Products

Keysight Technologies offers the N7768C, a four-channel power-monitored optical attenuator for multimode fiber applications. It features a bulk-optic filter and collimated beam path to ensure homogeneous attenuation across all input modes, maintaining beam profiles according to IEC 61280-4-1 standards. It is optimized for manufacturing test, including optical receiver sensitivity and BER measurements, and supports 50 µm/OM3 multimode fiber setups.

VIAV

I Solutions provides a comprehensive range of optical attenuators for both singlemode and multimode fibers. Their portfolio includes fixed and variable attenuators suitable for field, lab, and production environments.

VIAV

I emphasizes compact, rugged designs and high-resolution performance for analog systems, high-bit-rate testing, and photonic-layer solutions. Dimension Technology manufactures next-generation multi-mode programmable optical attenuators with strict multimode ring flux calibration for ultra-high accuracy and repeatability. Their products feature large attenuation ranges (MM>55dB, SM>40dB), low insertion loss, fast attenuation speeds, and built-in power monitoring.

These attenuators are ideal for 800G/1. 6T optical module testing, optical path loss simulation, BER testing, and EDFA manufacturing. Fibertronics, Inc. offers a wide selection of fiber optic attenuators for singlemode 9/125, multimode 50/125, and multimode 62.

5/125 fibers. Their products include male-to-female pads, in-line attenuators, adjustable air-gap attenuators, and variable attenuators with customizable connector types (LC, SC, FC, ST) and lengths, suitable for lab and field applications. Thorlabs provides fixed and variable optical attenuators for singlemode, polarization-maintaining, and multimode fibers.

Their multimode attenuators are available with FC/PC, FC/APC, or SMA connectors, and include both manual and electronic VOAs for precise output power control in lab and production setups.

Considerations for Selection

When choosing a multimode optical attenuator, consider: Attenuation range and resolution: Ensure it meets the required dB range for your application. Power monitoring: Built-in meters allow accurate and stable output power. Compliance with standards: IEC 61280-4-1 and TIA-455-203 ensure consistent testing results.

Connector type and fiber compatibility: Match the attenuator to your fiber type (50/125, 62. 5/125) and connector (LC, SC, FC, SMA). Application environment: Field, lab, or production use may require ruggedness, programmability, or compact design.

These manufacturers provide reliable solutions for optical module testing, network installation, and photonic research, making them suitable for both high-precision lab work and industrial production.