Follow CBSMIAMI.COM: Facebook | Twitter

MIAMI (CBSMiami) – A former Miami police officer who nicknamed himself “Batman” has been sentenced to 25 years in prison on child pornography charges.

READ MORE: 2 Doral Police Officers Injured In Shooting Near Miami-Dade Police Headquarters; Suspect Killed ID'd By Police

Juan Roman, 57, previously pleaded guilty to charges of receiving and possessing visual depictions of minors engaged in sexually explicit conduct.

Roman was arrested in August 2014 after agents with Homeland Security Investigations found over 500 files of “suggestive of child pornography” on Roman’s electronics, according to court documents.

READ MORE: Florida Judge Set to Decide On School Mask Rule

Investigators found more disturbing video clips, including hidden videos taken in a bathroom and a kitchen of Roman molesting what appears to be a 6-year-old girl in 2012, prosecutors said.

Roman was rearrested in September 2014 on state charges of lewd and lascivious battery on a child.

MORE NEWS: Rod Stewart's Plea Deal On Battery Charge Falls Through

Police said Roman had a Batman fetish and would dress up as the caped crusader.