Canon Canonflex RM - 07

If you turn the film winding
lever until it stops, the
film is advanced one frame
and the shutter is set.
" Through the film winding
operation, the operating
mechanism of the mirror
and the automatic pre-
set aperture mechanism
of the lens are set at
the same time,
, When you wind the film
for the first time after
loading film, the lever
may slip , so wind once
more,