Emma decided to start with the getting started section, which walked her through the basics of setting up a new project and navigating the Zemax interface. She followed the instructions carefully, creating a new project and selecting the appropriate settings for her design.
Detailed instructions on interpreting Spot Diagrams , MTF (Modulation Transfer Function) charts, and Encircled Energy plots. zemax user manual
Depending on your version, here is exactly how to access the manual. Emma decided to start with the getting started
Image and field definitions