[Koha] Patron Card Creator --- size of barcode

[Jia Hui]

Dear all:
 
I am using the patron card creator now.
and i need to make the size of barcode bigger.
 
For the image, we have a way to set up the display height.
I there a way to do so for the barcode too?
 
Any advices will be appreciated.
 
Sincerely,
Jiahui