SPOT 4.1 Basic and Advanced Software Manual for SPOT Insight ...

Ch. 8 - Viewing, Editing, and Annotating Images3. Use the mouse to zoom in or zoom out:a) Position the mouse over the center of the area that you want to zoom in on.b) Either left click to zoom in 2x, or right click to zoom out 2x.c) To return to the normal view mode, de-select the Zoom option.The Zoom feature works in conjunction with the pan window (see Show Pan Window below), whichallows you to see where you are in relation to the larger image while zoomed in.Note: All of the standard save, view, and edit options, with three exceptions – Add CalibrationMark, Add Measurement, and Annotate – can be used while the program is in zoom mode. If youneed to annotate a zoomed image, use the Zoom Level option (see below).Note: With some video cards, you might experience display problems when zooming in on capturedimages. To correct these problems, lower the Graphics Acceleration setting in Windows, asdescribed in the Video Card Related Problems section of the Installation Guidelines chapter.Set Zoom LevelThe Zoom Level option, like the Zoom Mode option enables you to view zoomed images. However,unlike the Zoom Mode option, you have the option to add annotations, including text, calibration marks,and measurements, to the zoomed image. To use the Zoom Level option , select Zoom Level from theView menu and select a percentage option from the list.Like the Zoom Mode option, the The Zoom Level option can be used in conjunction with the pan window(see Show Pan Window below), which allows you to see where you are in relation to the larger imagewhile zoomed in.Note: Zoom Level values are always referenced to the original image capture. The original image,however, does not always equal 100%. It will be 100% if you don’t select the Fit to Window optionin the Preferences window.Note: With some video cards, you might experience display problems when zooming in on capturedimages. To correct these problems, lower the Graphics Acceleration setting in Windows, asdescribed in the Video Card Related Problems section of the Installation Guidelines chapter.Show Grid LinesShow Grid Lines clearly defines pixel borders, which are often invisible in low contrast areas of an image.Clearly defined borders help in positioning the cursor at an exact row and column location (i.e., using thereadouts at the bottom of the screen), which then allows you to view the brightness value for the individualpixel.Note: When using the Zoom Mode option, all of the standard save, view, and edit options, withthree exceptions – Add Calibration Mark, Add Measurement, and Annotate – can be used whilethe program is in zoom mode. If you want to annotate a zoomed image, use the Zoom Level option(see above).To show the grid lines on an image, follow these steps:User Guide to the SPOT Insight Camera 133