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Download EPIQ™ resources.

Download drivers, installation guides and user manuals for our EPIQ instruments below.

If you are looking for a resource for your product that is not listed below, please email

Cohesion Operator

Cohesion Operator is an all-in-one software package enabling convenient access to connect with EPIQ instruments on your network, manage firmware upgrades, access CohesionUI or the SCPI command console, or restore your instrument to factory settings and more.

Refer to your EPIQ instrument’s user manual for more information.

CohesionOperator-3.02.02.zipWindows installation package for Cohesion Operator, required for operation of Quantifi Photonics EPIQ instruments.

⚠ Cohesion Operator supports instruments with firmware package 3.01.18 or later installed.

Recommended operating system: Windows® 10 (64-bit).

Note: This software package is not required for Quantifi Photonics PXIe modules or PXIe controllers.

Release date: 15 December 2023
68.2 MB3.02.02Download
Release notesRelease notes for Cohesion Operator v3.02.021 KB3.02.02Download

EPIQ instrument firmware package

CohesionEPIQ-4.02.00.zipFirmware upgrade package for EPIQ instruments.

Package contains:
– CohesionDriver
– CohesionSCPI
– CohesionUI

View release notes.

Release date: 13 June 2024
131 MB4.02.00Download

*For previous versions of software please contact

IQRX coherent receiver

IQRX User Manual2.7 MB2.00Download

IQTX coherent transmitter

IQTX Quick Start Guide895 KB1.01Download
IQTX User Manual10 MB2.00Download