Guillotine vs. Packard Shutters

So with nothing better to do, I built a guillotine shutter for the Pinkham and Smith Visual Quality IV No. 2, and then did a quick test against the Jim Galli Packard Shutter.

Packard Shutter


Guillotine Shutter (yes, I missed the focus, oops)


Full text and a photo of the shutter here:
https://richardman.photo/2020/05/guillotine-vs-packard-shutters/