I dont think this will work. The screen size will also determine the way the PDF is viewed. This is not an accurate way at all.
I used to play 4 1/2 before but then reduced to 4 3/8 and this increased the wrist movement and hence the topspin in my game. My Forehand improved a lot as I got used to the new size.
Donay Gold 99 with Tourna Bighitter blue 16g.