You can also capture screen images and have them saved immediately as PDF files: The captured image can also be pasted into your choice of application.
You can then paste the captured image into an application such as Photoshop.
There is a built-in facility on Windows PCs and Apple Macs that allows you to "capture" what is displayed on the screen (a screen capture or screenshot) and save it as an image file. 974How can I capture an image of what is on the screen of a Windows PC or Apple Mac?