iNova has introduced its new eBook that would help the users master their digital cameras. This book is produced mainly for the users of Nikon's D40 and D40x digital SLRs. The "DSLR: Nikon D40/D40x" eBook is a truly incredible 1013 pages long, and includes an extensive section on the cameras. The eBook also comes with over 660 Photoshop events that unlike other things let you manage bend, aberrations and vignetting in your images. This eBook will help to learn different things you can do with your D40/D40 that are not included in the camera’s manual. This eBook is compatible with both Macintosh and Windows systems and is priced at a very reasonable price of $49.95. For even better value the user can order through the iNova’s website and save up to $6.50 off the cost of shipping.