Police have released CCTV stills in relation to an incident when a man entered a school armed with a knife in Minto yesterday.

About 2.10pm on Thursday 25 September 2014, police have been told a man armed with a knife entered the premises on Benham Road.

The man spoke with a female staff member at the location, left a short time later and was last seen in Kitson Road.

No one was injured during the incident.

Officers from Macquarie Fields Local Area Command attended a short time later and established a crime scene.

Police have seized CCTV in the area as part of the investigation which depicts a man who can assist with their inquiries.

He is described as being of Pacific Islander appearance, 20-25 years old and with an obese build.

At the time of the incident he was wearing brown/khaki pants and a green shirt.

Anyone who recognises the man should immediately contact Crime Stoppers on 1800 333 000.