Film Industries Ltd. are perhaps best known for their M8 ribbon microphone, but what about models M1 to M7? Well, here is 14.286 % of the answer: the M5 moving coil microphone.
This model was likely to be a competitor to the Reslosound VMC, and like the Reslo, the M5 features a paper diaphragm driving a moving coil in a magnetic field. The output is wired to a pair of screw terminals, for easy wiring without the need for a custom connector. It does not have a separate ground connection.
The large black rubber cylinder at the base is supposed to give some vibration damping, although perhaps not enough to make a major difference.
Although a 30 ohm mic, this one at least has a strong output, due to the large strong magnets.
And here’s a somewhat wiggly frequency sweep of the mic: