Main Units Click a radio button to select from the list of angular dimensions. The following describes the abbreviations. Sub Units Click a radio button to select from the list of angular dimensions. These have the same options as Main Units . Sub Units can be used when entering keyboard input to add a second component to a value, expressed in a different unit.
Units Click a radio button to select from the list of angular dimensions.
These have the same options as Main Units . Positional Units can be used when entering keyboard input to add a third component to a value expressed in a different unit. Scale Factor Slider Each of the three unit types can have a scale factor applied to it, to add even more flexibility to the unit definition. The Scale Factor value is 1.0000 by default. Statistics data affected by angular sizing is displayed in the current main unit dimensions.