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In the Physical Optics Propagation, how can I compute the divergence of the beam ? Is there a POPD operand data?

The Zemax Knowledgebase has moved! On August 1, 2025, all of the Zemax Knowledgebase articles were consolidated into the Ansys Optics Knowledge Base. We have instituted redirects …

Apr 17, 2023 · But with 50 illumination spots or 0.5mm diameter source I should expect a speckle size of 18ums or the detector along its length will be packed with ~10 or so speckles. Do you …

Sep 19, 2024 · The move is only for Zemax case support at this time. Once we move into the Ansys Learning Forums, there will be a dedicated space for Zemax topics with some sub …

Feb 2, 2024 · Hi, everyone. Often, we need to control the size and location of the exit pupil in an optical design so that filters or other elements can be placed there. It’s fairly easy to place a …

I have a need to apply a User Defined Aperture to a surface in Sequential mode.  This aperture might need to be calculated automatically outside of OpticStudio, or be more …

Jun 25, 2023 · Also, in the pictures attached to my first post, in order to achieve the zoom, in the first picture only the middle (bi-concave lens) changes its position while in the second example …

I would like to use lenses from Thorlabs to collimate the NA=0.22 beam to around 0.4mm size. What merit functions should I use to achieve this goal? Can I also use Stock lens matching …

Hi,   I was trying to select the lens from ThorLabs to collimate the diverging light to around 2 mm. But there seems to be a discrepancy between the size shown in the paraxial gaussian …