Powershell: Export Outlook calendar to .ics

Add-Type -AssemblyName microsoft.office.interop.outlook
$olFolders = “Microsoft.Office.Interop.Outlook.OlDefaultFolders” -as [type]
$olCalendarDetail = “Microsoft.Office.Interop.Outlook.olCalendarDetail” -as [type]
$olCalendarMailFormat = “Microsoft.Office.Interop.Outlook.olCalendarMailFormat” -as [type]
$outlook = New-Object -ComObject outlook.application
$namespace = $Outlook.GetNameSpace(“mapi”)
$folder = $namespace.getDefaultFolder($olFolders::olFolderCalendar)
$CalendarSharing=$folder.GetCalendarExporter()
$CalendarSharing.CalendarDetail = $olCalendarDetail::olFullDetails
$CalendarSharing.startDate = (Get-Date).addDays(-30)
$CalendarSharing.endDate = (Get-Date).addDays(365)
$CalendarSharing.RestrictToWorkingHours = $false
$CalendarSharing.IncludeAttachments = $false
$CalendarSharing.IncludePrivateDetails = $true
$MailItem = $CalendarSharing.SaveAsICal(“\\myserver.mydomain.local\MyShare\MyOutlook.ics”)