It is possible to implement a magnifying glass tool in DicomObjects.NET.This functionality can be achieved by using a second DicomImage which is a copy of the original image (scaled, zoomed and scrolled accordingly) and overlaying onto the original image.
Import general PDF files and turn them into DICOM PDF format is not much different to import other file formats, i.e. windows Bitmap and Jpeg images.
Based on the DICOM supplement 104, we made two small programs (VB6 using COM version and CSharp using .NET version) which demonstrate what attributes are needed for making a valid DICOM PDF file.
While DicomObjects can not create a Dicom Hierarchical SOP Instance dataset collection directly, however it can do much of the work for you. A Hierarchical SOP Instance Dataset collection are similar in structure to a DicomDir which DicomObjects can create automatically.