Craig Brown, 31, also admitted having child pornography at his Dundee home.
Brown admitted using his mobile phone to covertly take pictures and make videos of unsuspecting women in at least five locations.
Sheriff Lindsay Foulis told Brown he had committed a “significant breach of trust” and jailed him for two years.
Brown was also placed on the sex offenders register for 10 years and banned from entering any unisex or female changing room in Scotland for seven years.
