local function CheckMk1Eyeball(unit)
  local count = 0
  local sensors = unit.sensors
  if sensors then
    for k,sensor in ipairs(sensors) do
      
      if sensor and string.find(sensor.sensor_name,'Mk1 Eyeball') then
        
        count = count + 1
        if count > 1 then
          ScenEdit_UpdateUnit({
            guid = unit.guid,
            dbid = 0,
            mode = 'remove_sensor',
            sensorId = sensor.sensor_guid
          })
        end
      end
    end
  end
end

local sides = VP_GetSides()

for _,side in ipairs(sides) do
  local units = VP_GetSide({side=side.name}).units
  for _,unit in ipairs(units) do
    local u = ScenEdit_GetUnit({guid=unit.guid})
    if u and u.type ~= 'Group' then
      CheckMk1Eyeball(u)
    end
  end
end