1. Download
Disk Doctors Digital Media Recovery Software and run it either by double clicking on

on the desktop or from Programs list in Start menu.
2. Select the physical drive which has lost / deleted files that needs to be recovered and click "Next" button.
3. Select image file types you wish to recover as shown in Figure a and click "Next" button.

Figure a : Select image file types
As you click Next button, the program scans the selected media for image files and lists all the found files in a tree format grouped according to their file types as shown in Figure b.

Figure b : Found image files
You can now restore your recovered data to a safe location. All the data will be saved in a new folder by name "DigitalMediaRecovery XXXX *" in the selected destination location.
Get more information here:
Disk Doctors Digital Media Recovery Software(Tip: you can preview the file before recovery using "Preview" option. T preview the file, double click on the file whose preview is to be seen. This will show the preview of the file before you could recover it. )
(Tip: never copy / save anything to the drive from which data needs to be recovered. This may cause overwriting of recovering data and would cause permanent data loss. )