The -Path parameter accepts an array of names. This would get the directories namedwill use a filter based on an item in the $numset array. If you want something different, please say so.
$numset = @('003', '005')
foreach ($base in $numset) {
Get-ChildItem -Path $numsetDirectory -DirectoryFilter $($base + "*")
}
Ok. So, that does not get the "rev" directories. Just a min...