Investigation into sexual offences in High Wycombe
Police say they had reports of a man following a number of women.
Detectives are appealing for witnesses after reports a man was seen following a number of women in High Wycombe town centre.
Thames Valley Police say a man was following the women with his phone out, to record them, between 7pm and 10pm on Wednesday 28 October.
The offender is described as a black man, around 5ft 6ins tall and medium build. He was wearing a black beanie hat, black jacket and camouflage print trousers.
A 31-year-old man from High Wycombe has been arrested on suspicion of recording an image under clothing to observe another without consent.
Investigating officer DC Erik Muller said: "I am appealing to anyone who witnessed these incidents to please get in touch.
"Any information, no matter how insignificant it may seem, could assist our investigation.
"If you have any information, please call 101 or make an online report, via our website, quoting reference 43260564989."