FOR IMMEDIATE RELEASE                                               Exhibit 99.1
- ---------------------
28 DECEMBER 2002


                              PERKINELMER COMPLETES
                 ZERO COUPON CONVERTIBLE DEBENTURES TENDER OFFER

BOSTON - PerkinElmer, Inc. (NYSE: PKI) today announced that it has accepted for
payment $378,709,750 aggregate principal amount at maturity of its Zero Coupon
Convertible Debentures due August 7, 2020, pursuant to its cash tender offer.
PerkinElmer will pay an aggregate of $205,593,949.08 for the tendered zero
coupon convertible debentures. Each holder who tendered debentures at or before
12:00 midnight, New York City time, on December 27, 2002, the expiration date,
will receive $542.88 for each $1,000 principal amount at maturity of tendered
zero coupon convertible debentures, representing the accreted value of the
debentures to, but excluding, December 30, 2002. The tendered zero coupon
convertible debentures represent approximately 52% of the total outstanding zero
coupon convertible debentures. The completion of the tender offer represents the
final step of the refinancing plan announced by PerkinElmer in October 2002.

Factors Affecting Future Performance

Any statements contained in this press release that relate to prospective events
or developments are deemed to be forward-looking statements. Words such as
"believes," "anticipates," "plans," "expects," "will" and similar expressions
are intended to identify forward-looking statements. There are a number of
important factors that could cause actual results or events to differ materially
from those indicated by these forward-looking statements, including risks
related to our debt levels, a downturn in our customers' markets, our failure to
introduce new products in a timely manner, risks related to our international
operations, our inability to integrate acquired businesses into our existing
business, competition and other factors which we describe under the caption
"Forward-Looking Information and Factors Affecting Future Performance" in our
most recently filed quarterly report on Form 10-Q. We disclaim any intention or
obligation to update any forward-looking statements as a result of developments
occurring after the date of this press release.

PerkinElmer, Inc. is a global technology leader focused in the following
businesses - Life and Analytical Sciences, Optoelectronics, and Fluid Sciences.
Combining operational excellence and technology expertise with an intimate
understanding of its customers' needs, PerkinElmer creates innovative solutions
- - backed by unparalleled service and support - for customers in health sciences,
semiconductor, aerospace, and other markets whose applications demand absolute
precision and speed. The company markets in more than 125 countries, and is a
component of the S&P 500 Index. Additional information is available through
www.perkinelmer.com or 1-877-PKI-NYSE.

CONTACT:

PerkinElmer, Inc. (Investor Contact)
Diane Basile, 781/431-4306
or
PerkinElmer, Inc. (Media Contact)
Jim Monahan, 781/431-4111