Try:
:HARDCOPY:PORT GPIB;FORMAT BMPCOLOR
:HARDCOPY:START
followed by GPIB read.
Or you can save the the bmp to a file, then copy the file.
George Zou
http://gtoolbox.yeah.net
PS. There is an IVI driver for TDS 30xx scope on NI site:
"tkds30xx_LV71.msi"
George Zou