Option Menu Graphics
Image Format
BITMAP(Screen) is a image format which is suitable for ordinary usage.
Results can be saved as a GIF or JPEG file.
When PRINTER is selected, graphics command are directly transmitted to the printer.
When you have selected Printer, do Printer setting always before the exection of a program.
When you have selected Printer (direct), a margin addtinal to the margins previously arranged by the printer driver can be designated using the Additional Margin slide bar.
Furthermore, when Print Position Uppermost option is selected, The initial values of DEVICE VIEWPORT shall be set to the uppermost square if the paper setting is portrait.
Note.
When the image format is printer, PDF files can be obtained by setting the printer to a PDF printer driver. On this case, the graphis is recorded as a sequence of graphics commands on the PDF file.

Refer to Pritner Graphics
Refer to EPS creating process