Our authentication provider experienced a critical issue between 15:00 and 21:00 UTC on April 20, 2021 that resulted in MyZemax being inaccessible to our customers. We'd like to sincerely apologize for the inconvenience this has caused our customers. MyZemax is back up and running, and we are continuing to monitor the situation.
Login issues with MyZemax
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To Chinese users:
Do not provide any information or data that is restricted by applicable law, including by the People’s Republic of China’s Cybersecurity and Data Security Laws ( e.g., Important Data, National Core Data, etc.).
不要提供任何受适用法律，包括中华人民共和国的网络安全和数据安全法限制的信息或数据（如重要数据、国家核心数据等）。