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If you are unable to find what you need, you can open a new technical support case by pressing the New Case button below. To help us resolve your case as quickly as possible, please include a Zemax Archive (.ZAR) file that demonstrates the issue. We treat all customer files with complete confidentiality. You may also post on the General Discussion Forum to discuss your question with other Zemax users.

Our global technical support team is available 24 hours per day, Monday through Friday. To receive technical support, you must have current maintenance on your Zemax software. Visit this page for more information about technical support.

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