A close-up of some of the more tedious items. Depending on eyes
and screen resolution, one may even spot the pinhole in the top
brass aperture plate. Plates are cut with apertures of 0.014, 0.016,
and 0.019 inches (0.36, 0.41, and 0.48 mm). That covers the size
range calculated with various methods for the approximately
3.55 inch (90 mm) aperture-to-film distance. While these are
actually the Rev 1 parts, the Rev 2 items are the same or similar.