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Recent content by sultonas

  1. sultonas

    Zemax: how to control diameter of the light ring?

    Hi, I am using Zemax software. I want with axicon and lens make a ring of light (dia100um), but I don't how to control the diameter ligth (what operand do I have to use?) in the merti function. The light input is dia15mm. Can anyone help me?
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