$ftp->binary;
open my $filehandle, '>', 'c:/Temp/00000001.610' 
    or die "Couldn't open output file.\n$!";
binmode $filehandle;
$ftp->get("00000001.610", $filehandle);
close $filehandle or die 'Couldn't close output file.\n$!";
$ftp->quit;