The WDS-619 Groundglass Frame mounts instead of any SLW-mount in Portrait or Landscape mode.
The ground glass has marks for the current CCD sizes (36x36 / 38x48 /33x44 mm)
It can be expanded with the WDS-616 Flexible Focussing Hood.
Related products:
WDS-616 / SLV-616 Flexible Focussing Hood for WDS-615/619 / Sliding Back
