PDF Viewer SDK ActiveX x64 Control ReferenceProperties Zoom PDF Viewer ActiveX Control Zoom Set/Get the custom zoom factor of the PDF content. PDFViewer1.Zoom[=double] Parameterdoublethe value of zoom factor. 1.0 = zoom 100%, 2.0 = zoom 200%, 0.5 = zoom 50%RemarkThis property is Read/Write. Example Visual Basic SyntaxPDFViewer1.EnablePanning = truePDFViewer1.LoadPDFFile "c:\test.pdf"PDFViewer1.Zoom =2.0