Up Anssi's Collection | Light meters | Practos Adapto

Practos-01
Practos-02
Practos-07
Practos-03
Practos-04
Practos-06
Practos-05
Practos-08
Practos-09
Practos-10

I still know very little about this extinction meter. Practos meters were apparently made by company called Tönnies. Production started in 30's and went on to late 50's.

Mine comes from Scotland with box and manual, and looks like it has never been used.

JAlbumChameleon