OptoTest USB Drivers Click to Download Drivers OptoTest 32-Bit Driver Install (Win XP/7/8/10) OptoTest 64-Bit Driver Install (Win XP/7/8/10) How to know if you need FTDI drivers Is this a new PC? Has OptoTest software or equipment been used on this PC before? When you try to boot up OptoTest software, do you see an error like this? The ftd2xx.dll error is the most common indicator that the PC is missing these drivers. SOFTWARE OVERVIEW OPL-CLX IL and RL Testing Application with a Modular Design and SQL Database Support. OPL-LOG Optical Parameter Datalogging with support for Temperature & Humidity. OPL-MAX Multifiber Connectors with Production Applications. OPL-PRO Simplex or Duplex testing, ideal for production. VIEW ALL SOFTWARE CONTACT US If you have any questions or comments, we want to hear from you. Don’t hesitate to contact the OptoTest team! TECH SUPPORT CONTACT US REQUEST A QUOTE Advancing the World of Fiber Optics®