Image ScalingKeyCreator \ File \ Import \ Image-Import \ Image-Scaling
Location: File>Import>Image and click the Options button, or File>Open and select *.bmp,*.dib,*.gif,*.jpg,*.tif, then click Options.
You can scale and set other options for an image file (.bmp, .dib, .gif, .jpg, .tif) as follows:
Image Reading Options Dialog
Controls the relative size the image will have in the viewport: the greater the value, the larger the size. If you select Proportional, the scaling value you specify applies uniformly to the image's width and height. Selecting Non-proportional, allows you to specify individual values to width and height.
Display View places image on the display view plane. Construction Plane places image on the construction plane.
Selecting Select for placement allows you to indicate the position of image. Image Anchor indicates the anchor position of image.
If Grayscale is cleared, the color of the image will be retained. If Grayscale is selected, the image will be gray. In either case, Transparency controls the degree of transparency of the image, from 0 (minimum transparency) to 100 (maximum transparency).