$fra_left2 = $frame_mid2->Frame(-width=>265,-height=>100,-borderwidth=>0, -relief=>'groove')->pack(-side=>'left');
$frame3= $fra_left2->LabFrame(-label => "Select Tolerance",-fg=>'#4A140A')->pack();
$frame_left3 = $frame3->Frame(-width=>250, -height=>25,-borderwidth=>1,-relief=>'flat',)->pack();
$sel_tol1 = $frame_left3->Frame(-width=>250, -height=>25,-borderwidth=>1,-relief=>'flat',)->pack(-side=>'left');
$sel_tol2 = $frame_left3->Frame(-width=>250, -height=>25,-borderwidth=>1,-relief=>'flat',)->pack(-side=>'left');
$sel_tol1 ->Label(-text=>"Comparision Tolerance", -anchor=>'c',-width=>20, -fg=>'#996633',)->pack(-expand=>'both',-fill=>'both',-side=>'left');
$sel_tol2->Entry(-width=>10,-font=>'{times} 14 bold',-fg=>'red',  -bg=>'#DBDBDB',-textvariable=>\$sele_tol)->pack(-side=>'left');