OO! I got one!
1 inch is actually 25.4 millimeters.
I said that 24mm was approximately 1 inch. Actually 24mm would not let the edges of the sphere show. By making the approximation and then using that image size, I was eliminating the format size from the question.
'dude, you gotta start drinkin' later in the day.
Warning!! Handling a Hasselblad can be harmful to your financial well being!
Nothing beats a great piece of glass!
I leave the digital work for the urologists and proctologists.