Panasonic Lumix DMC-ZS50 lens mount_Retina The Ferrania Lince 3 is

The Ferrania Lince 3 is a distinctively polygonal 35mm camera with a scale-focusing Steinheil Cassar 45mm f2

use the spring-loaded measuring string to establish correct distance

"Leningrad 7" kind of sounds like a nuclear reactor but I'm pretty sure that this is just a lightmeter

Fit it between tripod and head

and also two more centre-mounted tripod threads (which is nice in iteself

Panasonic Lumix DMC-ZS50 lens mount_Retina The Ferrania Lince 3 isThe Panasonic Lumix DMC ZS50 is a pocketable digital camera with a 12mp sensor, 30x zoom lens, a built in stabilizer, and video recording up to 1080p60. Light cosmetic wear, including on the rear LCD, which does not affect use. Includes battery and USB charging cable.