{
  "public_version": "28.1",
  "engineering_revision": "R3.4",
  "units": "mm",
  "dimension_basis": "CAD axis bounding box, not print tolerance",
  "minimum_basis": "Smallest accepted sampled surface-normal chord; not a certified global minimum",
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    {
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    {
      "id": "P14",
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    {
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    {
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    {
      "id": "P19",
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    {
      "id": "P20",
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    {
      "id": "M04",
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    {
      "id": "F01",
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    },
    {
      "id": "F02",
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    },
    {
      "id": "L01",
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      "dimensions_mm": [
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      "plate": "05",
      "process": "Opaque PLA fit only; optical polymer for function"
    },
    {
      "id": "L02",
      "name": "Light-guide fit proxy",
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      "dimensions_mm": [
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      "plate": "05",
      "process": "Opaque PLA fit only; optical polymer for function"
    }
  ]
}