Foma R100 Double Super 8 (DS8) brand_Agfa The Tamron Adaptall mount is

The Tamron Adaptall mount is a sophisticated universal mount system with autoaperture coupling (and sometimes even electronic communication)

Includes "5th battery" compartment

with the same distinctive "garage door" cover design

note that CFL lights have a bit of flicker

The Nikon PN-1 is a pre-AI extension tube originally designed to provide 1:1 magnification on the 105mm f4 Micro-Nikkor lens

Foma R100 Double Super 8 (DS8) brand_Agfa The Tamron Adaptall mount isDouble Super 8 is sprocketed like Super 8, but provided in 16mm wide spools like Double 8. Less common than Double 8 or Super 8, but there are some nice cameras out these that use this format just be sure that yours is one of them! 20m (66ft) reel. NOT COMPATIBLE WITH DOUBLE 8 OR SUPER 8 CAMERAS.