AMENDMENT TO LOAN AGREEMENT
BORROWERS: CYMER, INC. AND CYMER JAPAN, INC.
DATED AS OF: FEBRUARY 4, 1999
THIS AMENDMENT TO LOAN AGREEMENT is entered into between SILICON VALLEY BANK
("Silicon") and BANK OF HAWAII ("BOH"), on the one side, Cymer, Inc. ("Cymer") and Cymer Japan, Inc.
("Cymer Japan") on the other side.
The Parties agree to amend the Loan Agreement between them, dated December 8, 1997, as amended from
time to time (the "Loan Agreement"), as follows, effective as of the date hereof, unless otherwise stated below.
(Capitalized terms used but not defined in this Amendment shall have the meanings set forth in the Loan
1. REVISED DEFINITIONS. Section 1.1 of the Loan Agreement is hereby amended by replacing the
definitions of "Committed Revolving Line," "Optional Currency Rate," "LIBOR Based Rate" and "Revolving
Maturity Date" with the following definitions, respectively, PROVIDED that the date of effectiveness of the
amendment to Optional Currency Rate shall be as of February 9, 1999:
"COMMITTED REVOLVING LINE" means Thirty Million Dollars ($30,000,000).
"OPTIONAL CURRENCY RATE" means, with respect to any Interest Period regarding the Optional Currency
Advance, 200 basis points PLUS the rate per annum equal to the Euro Yen Tokyo Inter-bank Offered Rate as
announced by the Federation of Bankers Association of Japan two
(2) Business Days before the first day of such Interest Period for a period approximately equal to such Interest
Period and in an amount approximately equal to such Advance, or, in the absence thereof, the rate per annum
determined by the Servicing Agent to be the per annum rate or interest at which deposits in Japanese Yen are
offered to the Servicing Agent in the Tokyo inter-bank market in which the Servicing Agent customarily
participates at 11:00 A.M. (local time in such interbank market) two (2) Business Days before the first day of
such Interest Period for a period approximately equal to such Interest Period and in an amount appro