Make sure you include your license number in your inquiry, so that we can verify your support status.
Share a copy of the file where your question or problem can be seen. For OpticStudio, an archive file (.ZAR) is best.

OpticsBuilder Support

Send your question to support@zemax.com, along with your license number, and you will hear back from a OpticsBuilder expert within 48 hours. You can also submit your request in the web. 
 

OpticStudio Support

If time is of the essence, you may schedule a time to speak with an OpticStudio expert through the Schedule a Call option in your My Account page. Appointments are typically available within 1-2 hours of booking.