It concerns two cases of child pornography offenses and two cases of serious child pornography offences.
The man had several hours of video material as well as thousands of images of particularly ruthless abuse material on phones and other storage media.
The other classifications include exploitation of children for sexual posing and gross exploitation of children for sexual posing.
The man has exploited minors via social media, including forcing them to take off their clothes, take provocative videos of themselves or perform sexual acts.
The man is acquitted of a case of gross sexual abuse of a child and attempted rape of a child.
He is sentenced to three years in prison.