>>Users should note that this DIS grating problem is _not_ integral to >the DIS control code, it is purely a result of using another layer, >remark. If you send gratings commands to the DIS directly this should This is the first I've heard about Remark being the problem. Robert, please send me an explanation. All Remark does is send a command to the mc which sends the command along to DIS. Bob Loewenstein APO APO APO APO APO Apache Point Observatory 3.5m APO APO APO APO APO This is message 247 in the apo35-general archive. You can find APO the archive on http://www.astro.princeton.edu/APO/apo35-general/INDEX.html APO To join/leave the list, send mail to apo35-request@astro.princeton.edu APO To post a message, mail it to apo35-general@astro.princeton.edu APO APO APO APO APO APO APO APO APO APO APO APO APO APO APO APO APO