HUENENBERG, Switzerland--(BUSINESS WIRE)--Alcon, Inc. (NYSE:ACL) announced today that it has amended its tender offer for Wavelight AG and waived the minimum tender offer acceptance threshold of 75 percent of all WaveLight outstanding shares. At the close of the German market today, Alcon holds 53.60 percent of WaveLight shares through purchase, contractual commitment or tender. The amendment extends the EUR 15 per share offer to September 25, 2007. The offer price represents a 100 percent premium on the one-month (EUR 7.49) volume weighted average stock exchange price as of the publication of the decision to launch the tender offer on July 16, 2007.