{
 "design": "emberscope-four-mirror-optimized.v1.json",
 "source_hash": "790640c2a41d3536f8ac159d59c1aa1c308b6ef7c813a64ff74b536f0d0bb76e",
 "run_date": "2026-06-10",
 "overall_status": "pass",
 "gates": [
  {
   "id": "envelope",
   "label": "Package span inside the 150 mm payload cube",
   "status": "pass",
   "measured": 149.65,
   "limit": "< 150 mm",
   "rationale": "Hard payload boundary from the mission brief."
  },
  {
   "id": "mass",
   "label": "Optical-head mass proxy inside the payload budget",
   "status": "pass",
   "measured": 0.342,
   "limit": "< 2.0 kg",
   "rationale": "Whole-payload boundary is 2 kg; the optical head must leave room."
  },
  {
   "id": "plate_scale",
   "label": "Measured focal length within 5 percent of the F/5 target",
   "status": "pass",
   "measured": 195.2,
   "limit": "200 mm +/- 5%",
   "rationale": "The design must be a real F/5-class imager at the stated plate scale."
  },
  {
   "id": "throughput",
   "label": "No vignetting beyond the rim-ray tolerance allowance",
   "status": "pass",
   "measured": 0.944,
   "limit": ">= 0.90 at all fields",
   "rationale": "Ray-path rule: do not vignette the beam; rim clipping at the +1 mm aperture allowance is a tolerancing item."
  },
  {
   "id": "center_rms",
   "label": "Centre-field RMS spot below the diffraction radius",
   "status": "pass",
   "measured": 53.9,
   "limit": "< 67.1 um (F/5 Airy radius)",
   "rationale": "On-axis geometric blur should not dominate the diffraction floor."
  },
  {
   "id": "detector_energy",
   "label": "Detector energy fractions are non-degenerate",
   "status": "pass",
   "measured": {
    "center_2x2": 0.076,
    "min_16x16": 0.875
   },
   "limit": "centre 2x2 > 0.02 and 16x16 > 0.50 at all fields",
   "rationale": "Every earlier screening candidate failed this gate outright."
  },
  {
   "id": "freeform",
   "label": "Freeform departure within the diamond-turning screen",
   "status": "pass",
   "measured": 0.0,
   "limit": "< 400 um",
   "rationale": "The optimized train is conic-only (zero freeform departure)."
  }
 ],
 "open_items": [
  "Stop-model confirmation: the aperture stop must be physically placed at the entrance aperture before fabrication.",
  "Tolerance budget against this prescription is the next gate.",
  "F-number trade: at F/5 diffraction caps 2x2-pixel energy near 20 percent for any prescription.",
  "Stray light, baffles, and a real diffraction model remain open."
 ]
}