On October 21, 2009, Zygo Corporation ("Zygo") and J. Bruce Robinson, its Chief Executive Officer, entered into an Agreement (the "Agreement"), pursuant to which Mr. Robinson will transition from his role as Chief Executive Officer into a consulting position with Zygo. The Agreement provides for Mr. Robinson to retire from serving as the CEO and as a director of Zygo, and to commence his consulting position with the company, upon the retention by Zygo of a new Chief Executive Officer. This transition is expected to occur during Zygo's current fiscal year. The Agreement also describes payments that Mr. Robinson may receive upon the achievement of certain strategic initiatives by Zygo.

A copy of the Agreement is attached as Exhibit 99.1.

A copy of the press release announcing the Agreement is attached as Exhibit 99.2.

(d) Exhibits

The following exhibits are filed herewith and this list is intended to constitute the exhibit index:

Exhibit Number   Exhibit Title
                 Agreement, dated as of October 21, 2009, by and among Zygo
     99.1        Corporation and J. Bruce Robinson +

                 Press Release, dated October 21, 2009, announcing Zygo
     99.2        Corporation's entry into the Agreement


                 + Confidential treatment has been requested for portions of this
                 exhibit