EXHIBIT 4f WARRANT AGREEMENT QC Optics, Inc., a Delaware corporation (the "Company"), and American Securities Transfer & Trust, Inc. ("AST"), 1825 Lawrence Street, Denver, Colorado, a Colorado corporation (the "Warrant Agent"), agree as follows: 1....Warrant Agreement • October 21st, 1996 • Qc Optics Inc • Special industry machinery (no metalworking machinery) • Colorado
