If your office computer dies, you log into your Zemax account and "Release" the seat instantly.

New seats are sold as annual or multi-year subscriptions.

Here’s a concise, shareable article you can use about "Zemax OpticStudio license fixed."

Acquiring a fixed Zemax OpticStudio license can be a viable option for users who require long-term access to the software without the need for recurring subscription fees. While a fixed license offers cost-effectiveness and perpetual access, users should carefully consider the implications of limited future upgrades and potential maintenance challenges. Overall, a fixed Zemax OpticStudio license is a suitable choice for users who prioritize stability and predictability in their optical design and simulation workflows.

Historically, many users preferred , which allow the software to run indefinitely. However, since being acquired by Ansys, the licensing landscape has shifted significantly.

: These are legacy perpetual licenses (license numbers 22000–40999). They do not expire and allow you to run any version of the software released before your support contract ended.

Top