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' For complete examples and data files, please go to https://github.com/groupdocs-viewer/GroupDocs.Viewer-for-.NET
'Get Configurations
Dim config As ViewerConfig = Utilities.GetConfigurations()

' Create image handler 
Dim imageHandler As New ViewerImageHandler(config)

' Guid implies that unique document name 
Dim guid As String = DocumentName

' Set Cad options to render content with a specified size
Dim options As New ImageOptions()

options.CadOptions.Height = 750
options.CadOptions.Width = 450

'Get document pages in image form
Dim Images As List(Of PageImage) = imageHandler.GetPages(guid, options)

For Each image As PageImage In Images
    'Save each image at disk
    Utilities.SaveAsImage(image.PageNumber + "_" + DocumentName, image.Stream)
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