We can help to arrange the equipments to carry out Dagik Earth. Please contact firstname.lastname@example.org.
In Japan, we can lend a set of the equipments.
Contents (Dagik Earth software) are on "Download" page. The most file is large in size. Please try a small one, "Earth/Moon/Planets" (10Mbyte), as a trial. Files are compatible for both Windows and Mac.
Unzip the file
Contents are compressed with "zip", so expand it. A folder whose name starts "Dagik_" will be made.
"Dagik_Earth.exe" and "Dagik_Earth.app" in the folder is executables for Windows and Mac, respectively.
Double click "Dagik_Earth.exe" or "Dagik_Earth.app" , a window will open, and afeter a few minutes the earth image will be displayed. Maximize the window by clicking the central buttom on the top-right corner of the window (Windows) or the right buttom on the top-left corner of the window (Mac).
Hook the PC projector to the PC as an external display, and project the Earth image on the spheric screen.
Adjust the PC projector
Adjust he earth image projected from the PC projector and the spheric screen. Actually, it is difficult to make a perfect adjustment, so don't mind a slight difference.