FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * SUMME GREGORY L   2. Issuer Name and Ticker or Trading Symbol PERKINELMER INC [PKI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Executive Chairman (Last) (First) (Middle) 940 WINTER STREET 3. Date of Earliest Transaction (Month/Day/Year) 04/29/2008 (Street) WALTHAM, MA 02451 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 04/29/2008   S(1)   100 D $ 26.335 768,642 D   Common Stock 04/29/2008   S(1)   100 D $ 26.33 768,542 D   Common Stock 04/29/2008   S(1)   100 D $ 26.3275 768,442 D   Common Stock 04/29/2008   S(1)   1,100 D $ 26.325 767,342 D   Common Stock 04/29/2008   S(1)   215 D $ 26.32 767,127 D   Common Stock 04/29/2008   S(1)   100 D $ 26.315 767,027 D   Common Stock 04/29/2008   S(1)   2,000 D $ 26.31 765,027 D   Common Stock 04/29/2008   S(1)   300 D $ 26.305 764,727 D   Common Stock 04/29/2008   S(1)   600 D $ 26.3 764,127 D   Common Stock 04/29/2008   S(1)   300 D $ 26.297 763,827 D   Common Stock 04/29/2008   S(1)   3,000 D $ 26.295 760,827 D   Common Stock 04/29/2008   S(1)   1,100 D $ 26.29 759,727 D   Common Stock 04/29/2008   S(1)   17,900 D $ 26.285 741,827 D   Common Stock 04/29/2008   S(1)   12,800 D $ 26.275 729,027 D   Common Stock 04/29/2008   S(1)   200 D $ 26.259 728,827 D   Common Stock 04/29/2008   S(1)   139 D $ 26.255 728,688 D   Common Stock 04/29/2008   S(1)   100 D $ 26.25 728,588 D   Common Stock 04/29/2008   S(1)   300 D $ 26.248 728,288 D   Common Stock 04/29/2008   S(1)   300 D $ 26.245 727,988 D   Common Stock 04/29/2008   S(1)   8,400 D $ 26.23 719,588 D   Common Stock 04/29/2008   S(1)   1,300 D $ 26.225 718,288 D   Common Stock 04/29/2008   S(1)   4,500 D $ 26.22 713,788 D   Common Stock 04/29/2008   S(1)   300 D $ 26.217 713,488 D   Common Stock 04/29/2008   S(1)   100 D $ 26.215 713,388 D   Common Stock 04/29/2008   S(1)   1,000 D $ 26.2101 712,388 D   Common Stock 04/29/2008   S(1)   1,600 D $ 26.21 710,788 D   Common Stock 04/29/2008   S(1)   1,100 D $ 26.208 709,688 D   Common Stock 04/29/2008   S(1)   200 D $ 26.2075 709,488 D   Common Stock 04/29/2008   S(1)   400 D $ 26.206 709,088 D   Common Stock 04/29/2008   S(1)   4,300 D $ 26.205 704,788 (2) D

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
SUMME GREGORY L 940 WINTER STREET WALTHAM, MA 02451	X		Executive Chairman

Signatures

/s/ Katherine A. O'Hara (POA on file) Gregory L. Summe		05/01/2008
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 7, 2007.
(2)	This Form 4 is 4 of 6 filed to report transactions by the Reporting Person on April 29, 2008.

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