I have an image which is blurred:
This is a part of the business card and it is one of the frames taken by th
Are you aware of Blind deconvolution?
Blind deconvolution is a well-known technique in restoring astronomical images. This is specially useful for your application, where finding a PSF is difficult.
Here is one C++ implementation of this technique. This paper is also very related to what you are looking for. Here is a sample output of their algorithm: