{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.imatest.com/schema/25-1/common-settings-neutral-density",
  "title": "Neutral Density Settings",
  "description": "The user-provided measurement of a neutral-density filter.",
  "type": "object",
  "properties": {
    "type": {
      "description": "The user-provided type of neutral density filter measurement.",
      "type": "string",
      "enum": [
        "None",
        "Density",
        "Transmission"
      ]
    },
    "transmission": {
      "description": "The user-provided transmission percentage (0-100) for the neutral density filter.",
      "type": "number"
    },
    "density": {
      "description": "The user-provided density for the neutral density filter.",
      "type": "number"
    }
  },
  "required": [
    "type"
  ],
  "unevaluatedProperties": false
}