Aircraft Maintenance Technology Product Guide

900B Edge Profile comparator optical instrument

H&L Instruments' 900B Edge Profile Comparator is a high-resolution video optical instrument for in-progress and inspection of turbine engine fan and compressor blades. It is compact and portable, and can be used at the wing or on the bench. The hand-held stainless-steel optical module provides a 20X or 40X sharply defined contour image. The swivel monitor allows for multiple users, making it cost-effective. For more information visit www.hlinstruments.com or call (603) 964-1818.