The commands on the Standard toolbar are listed below; click on the icon for more information. Note that most of these are found on other toolbars as well, as indicated.
Open – open a file. (also found on the File toolbar)
Save – save a file. Activates Save As dialog if the file does not yet exist. (also found on the File toolbar)
Undo – undo the last image processing operation. (also found on the Edit toolbar)
Redo – redo the last processing operation. (also found on the Edit toolbar)
Screen Stretch – toggles the Screen Stretch window on and off. (also found on the View toolbar)
Information – toggles the information window on and off. (also found on the View toolbar)
Camera Control Window – toggles the Camera Control window on and off. (also found on the View toolbar)
Observatory Control Window - toggles the Observatory Control window on and off. (also found on the View toolbar)
FITS Header – toggles the FITS Header viewer/editor window on and off. (also found on the View toolbar)
Zoom In – zooms in by factors of 2, limit of 1600%. (also found on the View toolbar)
Zoom Out – zooms out by factors of 2, limit of 25%. (also found on the View toolbar)
Zoom – set any arbitrary zoom level from 6.25% to 1600%.
Help – activates context-sensitive help. Note that help on individual dialog controls is obtained using the button within the dialog.