Uses WMI to pull locally installed printer information for output to CSV or other destination

Get-InstalledPrinters.ps1

function Get-InstalledPrinters
{
    <#
    .SYNOPSIS
        Simple function to grab details regarding locally installed printers on servers
    .DESCRIPTION
        Uses WMI to pull locally installed printer information for output to CSV or other destination
    .EXAMPLE
        PS>Get-InstalledPrinters "SERVER1","SERVER2","SERVER3" -Unique
    .PARAMETER Computers
        String array of computer names or IP addresses
    .PARAMETER Unique
        Switch to enable finding of printers with unique IP addresses or "HostNames" as denoted by the WMI output
    .NOTES
       Britt Thompson
       [email protected]
    .LINK
       https://gist.github.com/amesritter/97ff070ba3d60b600d8450a25c0e96a7
    #>
    [cmdletbinding()]
    param (
        [Parameter(Mandatory=$true)]
        [string[]]$Computers,
        [switch]$Unique
    )
    # Establish the array to collect all the printer objects
    $Result = @()
    # Loop through all given computers
    foreach($Computer in $Computers)
    {
        # Collect all the printers for the current computer
        try
        {
            $Printers = Get-WmiObject Win32_Printer -ComputerName $Computer
        } catch { Write-Host $_.Exception.Message -ForegroundColor Red }
        # Loop through the printers on this computer to collect the data
        foreach($Printer in $Printers)
        {
            # Establish the object to add the printer data to and collect the printer port info
            $Obj = New-Object PSObject
            try
            {
                $Port = Get-WmiObject Win32_TcpIpPrinterPort | ?{ $_.Name -eq $Printer.Portname }
            } catch { Write-Host $_.Exception.Message -ForegroundColor Red }
            # If unique is enabled then filter out the printers that already exist in the results array
            if($Unique){ $HostAddresses = $Result | %{$_.HostAddress} }
            if($Port -and $HostAddresses -notcontains $Port.HostAddress)
            {
                # Add the properties to obj
                $Obj | Add-Member -MemberType NoteProperty -Name Computer -Value $Printer.SystemName
                $Obj | Add-Member -MemberType NoteProperty -Name Name -Value $Printer.Name
                $Obj | Add-Member -MemberType NoteProperty -Name DriverName -Value $Printer.DriverName
                $Obj | Add-Member -MemberType NoteProperty -Name PortName -Value $Printer.PortName
                $Obj | Add-Member -MemberType NoteProperty -Name HostAddress -Value $Port.HostAddress
                $Obj | Add-Member -MemberType NoteProperty -Name PortType -Value $Port.Description
                $Obj | Add-Member -MemberType NoteProperty -Name PortNumber -Value $Port.PortNumber
                $Obj | Add-Member -MemberType NoteProperty -Name Queue -Value $Port.Queue
                $Obj | Add-Member -MemberType NoteProperty -Name SNMPCommunity -Value $Port.SNMPCommunity
                $Obj | Add-Member -MemberType NoteProperty -Name SNMPEnabled -Value $Port.SNMPEnabled
                # Update the result array with this object
                $Result += $Obj
            }
        }
    }
    # Output the results
    $Result
}