EXHIBIT 1

JOINT FILING AGREEMENT

The undersigned, Fred and Annette Brenner, hereby agree that, pursuant to 17 C.F.R. § 240.13d-1(k)1, this Schedule 13G relating to securities of PPT VISION, Inc. shall be filed on behalf of each of them.

Dated:  April 4, 2003	Fred Brenner
	/s/ Fred Brenner
	By: Fred Brenner
Dated:  April 4, 2003	Annette Brenner
	/s/ Annette Brenner
	By: Annette Brenner