AQ6373B Visible Wavelength Optical Spectrum Analyzer


This firmware is intended to upgrade the AQ6373B to the latest version.

Revision History

Version Release Date Content
R02.03 Oct 17, 2019
  • Fixed a rare startup problem when using the PRESET WORD function
R02.02 May 31, 2019
  • Added a color temperature to item of COLOR analysis function
  • Improved the speed of VXI-11 communication
R02.01 Jul 12,2018
  • Added the communication protocol VXI-11
  • Activated SWEEP TRIG operation during remote control
R01.02 Mar 2,2015
  • Improved performance during external trigger mode



Please read Software Agreement carefully before downloading.


Version R02.03
Release Date Oct 17, 2019
File Name 1.15 MB


Type Firmware* Registration is required to download.


* Software Agreement
  • The property rights, proprietary rights, intellectual property rights, and all other rights associated with the software are held by Yokogawa Electric Corporation.
  • Under no circumstances is any dumping, reverse compiling, reverse assembly, reverse engineering, or any other kind of alteration or revision of this software allowed.
  • This software is offered free of charge, but no unlimited warranties are made against any defects whatsoever.
  • Also, Yokogawa may not be able to accept inquiries regarding repair of defects in or questions about this software.
  • The contents of this software are subject to change without prior notice as a result of continuing improvements to the software\'s performance and functions.
  • Yokogawa bears no liability for any problems that may occur during download or installation of this software.
  • Use of the Yokogawa Web site is at the user\'s own risk.
  • Any parties contributing to the creation or distribution of the contents on the Yokogawa Web site shall bear no responsibility whatsoever for any damages occurring as a result of the use of said contents.

Downloading of the software indicates acceptance of the software agreement.

Related Products & Solutions

AQ6373B Visible Wavelength Optical Spectrum Analyzer 350 - 1200 nm

Dedicated SHORT wavelength Range of 350nm to1200nm allows this model to accurately measure the visible spectrum of 380nm to 780nm for bio-sciences and beyond. It is also a popular tool for measuring 1064nm Nd:YAG, DPSS Laser sources.