• Latest license code file for OpticStudio 21.3. Only for those using a Black USB dongle with serial number between 22000 and 40999: lc_210920.dat 

License manager:

The Zemax License Manager: Zemax License Manager

Black hard key driver:

• Single User Keys: Sentinel Key Driver 7.6.0.exe (2.7 MB)
• Network Keys (on the key server only): Sentinel Protection Installer 7.6.9.exe (9 MB)

Black hard key driver cleanup utility:

1. Removes all Safenet key drivers
2. Take key out of USB port
3. Run the correct utility for your version of windows
   • Key driver cleanup utility for 32-bit versions of Windows (153 KB).
   • Key driver cleanup utility for 64-bit versions of Windows (248 KB).
4. Reboot, then reinstall the black hard key driver above.
5. For further troubleshooting a Black USB license, visit Troubleshooting license issues with a Black USB license.

For softkeys:

• To transfer a softkey license to or from a machine without internet access, as described in this article, use the Offline softkey transfer tool (Zemax_RUS)

If you are setting up the multi-user network licensed version of OpticStudio please refer to the knowledgebase article: How to configure the keyserver and clients for OpticStudio network licenses. OpticStudio multi-user network licenses are available for softkey and Red USB key types.