From
1910 to the end of the 70's, Photo-Plait was one of the most active
commercial companies for the marketing of cameras, optical equipments
and radio.The Duplex is a folding camera made of metal covered
with a leather skin. It use glass plate of a 6,5 x 9 format or Rollfilm
120 (when equipped of the "Rollex" adapter).
The focusing can be adjusted from 1m to the infinite using a worm
screw.
By rotating two dedicated knobs, the tray supporting the set shutter
& lens can be moved off-center.
This camera was available with different types of optical system. The
camera presented is equipped of a shutter Pronto S with self-timer and
an automatic shutter release. It offers the following speeds : 1/25sec,
1/50sec, 1/100sec, pauses B and T. The lens is a Berthiot 1:4,5 f=105
mm.
See catalogue
Photo-Plait 1936.