inner mount window margins top and sides 8cm and base margin 8.7cm
_ artwork to view 23.3cm x 34cm
mount outer window top and sides margins 7cm and base margin 7.7cm _ 1cm margin all around to inner window
picture frame face width=2.2cm and
depth 4.3cm
artwork size 25.3cm x 36cm __ inner mount window image area as 23.3px x 34cm __
outer window area as 25.3cm x 36cm
__ outer window top and sides margins 7cm and base 7.7cm _ inner window
top and sides margins 8cm and base 8.7cm __ mount external 40cm x 50cm
( illustration scale=10px/1cm )
