Tech Tip Tuesday: Setting up HUD systems

  • 24 November 2021
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Setting up a Head-Up Display (HUD) system can seem quite challenging, with all the (highly) off-axis elements. Starting in sequential mode, OpticStudio offers several tools to make it easy for designers, to set up the position and orientation of each surface:

  • Our Tilt & Decentre Tool has been recently updated! You can now tilt/decentre a surface using an arbitrary pivot point, to align with the actual pivot point of a mirror holder for instance:


  • The Coordinate Break Return: OpticStudio will then calculate the parameters of that Coordinate Break surface so that after this coordinate break surface the local coordinates are identical to (“returned” to) the local coordinates of a previous sequential surface: 


  • The Chief Ray Solve: that Solve calculates tilts and decenters of a coordinate break surface so it’s perpendicular to and centered on the chief ray:

Want to learn more? Join our upcoming webinar: Stray light analysis for HUD systems on November 18th, 2021 -


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