Designed to be especially easy to use for the non-CAD user.
EditByBSEditor: CAD Viewer 7.0 is designed to be easy to use for the non-CAD user, but CAD professionals will also appreciate features such as Back and Forward browsing, multiple file selection and Batch printing. Supports all DXF and DWG versions to AutoCAD 2009 as well as HGPL and multiple raster formats.

Standard CAD Viewer 7.0 Features include:

View and print all AutoCAD DXF and DWG drawings up to AutoCAD 2009 NEW
View PDF drawings NEW
Save to PDF
Browser style Forward/Back buttons allow multiple (up to 240) drawings to be loaded simultaneously.
Intuitive User Interface
Inquire Coordinates NEW
Auto-orientation of print NEW
Hold and Drag Pan method NEW
Layers Control, including Named Layer States
3D pre-defined and user defined Views
Can be called by other applications as a window for Viewing and/or Printing CAD drawings.
Free upgrades for 12 months
Enquire on Attributes attached to Entities, Xdata supported.
Read BMP, CAL, GIF, GP4, JPEG, PNG, TIFF raster formats.
View ESRI shapefiles
Read HPGL, HP-GL/2 (.PLT) plotter formats
Read DWF (Drawing Web Format)
TrueType fonts mapping
3D Shade / Render
Can be used for slide show presentations.
Inquire on individual entities
Thicken printed line widths
High quality print output
Print to Exact Scale
Save to BMP, JPG, TIF, CAL, GIF, PNG
Print single or multiple drawings via the command line with no limit on the number of drawings to print NEW (requires Batch Command license.)
Reads Xrefs
Paper Space / Model Space toggle
Layouts support
View, print, save, convert via the command line.
Supports Viewports
Multiple drawings selection via File Open or Windows Explorer
Text Search
Direct read of ZIP files you can free download CAD Viewer 8.0 now.