You'll probably find someone, especially if there are any local flat-stockers, but just in case...
When I was a tad, with simple blocky area designs (no dots)
I've faked this with just a hunk of glass and ol' Mr. Sol.
A few years back, we had a member down under who went one better, eliminating the glass and adhering the film to the screen with "terps".
Another seat-of-the-pants method is a true vacuum unit utilizing a Space Bag.
Results may vary.