!%L-3 Communications%! of New York, a supplier of products and services for the aerospace and defense industries, has unveiled that it has entered into an agreement to purchase Insight Technology Inc. of Londonderry, N.H., a night-vision and electro-optical equipment manufacturer. With an undisclosed purchase price to be funded with cash, the acquisition is anticipated to be completed in the second quarter of 2010, subject to customary closing conditions and regulatory approvals. It will be structured as an asset purchase.