Impress (Imagen) Devices
- Supported device
- any Imagen printer that accepts the Impress page 
description language.
- Device type code
- /IMPRESS(landscape mode),- /VIPRESS(portrait
mode).
- Default file name
- PGPLOT.IMPLOT,- PGPLOT.VIPLOT.
- Default view surface dimensions
-    10.25 inches horizontal by  7.75 inches vertical (landscape mode).
- Resolution
- the driver uses coordinate increments of 1/300 inch.
   The true resolution is device-dependent.
- Color capability
- color indices 0 (erase), and 1 (black)
   are supported. Requests for other color indices are
   converted to 1. It is not possible to change color representation. 
- Input capability
- none.
- File format
- binary, variable length records (max 1024 bytes); no
   carriage control.
- Obtaining hardcopy
-  (VMS) $ IMPRINT/IMPRESS file.type.
- Author
- T. J. Pearson, 1987.