Images 
You can insert images into SolidWorks eDrawings documents and drag, resize, and
delete them. Images are associated with comments.
To insert an image:
Click Image
(Markup tab 
) or Tools, Markup, Image.
Browse to an image file (.bmp,
.gif, .tif,
.tiff, .jpg,
.jpeg, .png)
and click Open.
Click in the graphics area to place the image.
To manipulate an image:
To move an image, drag it.
To resize an image, select it and drag its corners.
To delete an image, select it and press Delete or delete the corresponding comment.