a Correspondence: G. L. Barrows. Naval Research Laboratory, Code 5722, Washington, D.C. 20375 USA. Telephone: +1 (202) 4043699, Fax: +1 (202) 767-5819, Email: [email protected] ABSTRACT NRL is developing compact optic flow sensors for use in a variety of small-scale navigation and collision avoidance tasks. These sensors are being developed for use in micro air vehicles (MAVs), which ar...