<PAGE>
SECURITIES AND EXCHANGE COMMISSION
SCHEDULE 13D - Amendment No. 1
Under the Securities Exchange Act of 1934
(Amendment No. 1)
PSC
- --------------------------------------------------------------------------------
(Name of Issuer)
Common Stock, par value $.01 per share
- --------------------------------------------------------------------------------
(Title of Class of Securities)
69361E 10 7
- --------------------------------------------------------------------------------
(CUSIP Number)
- --------------------------------------------------------------------------------
Spectra-Physics, Inc. Copy to: Carmen J. Romano
108 Webster Building Dechert Price & Rhoads
3411 Silverside Road 4000 Bell Atlantic Tower
Wilmington, DE 19810 1717 Arch Street
(302) 478-4600 Philadelphia, PA 19103-2793
Attn: Ms. Barbara Schoenberg (215) 994-2971
- --------------------------------------------------------------------------------
(Name, Address and Telephone Number of Person Authorized
to Receive Notices and Communications)
July 12, 1996
- --------------------------------------------------------------------------------
(Date of Event which Requires Filing of this Statement)
If the filing person has previously filed a statement on Schedule 13G to report
the acquisition which is the subject of this Schedule 13D, and is filing this
schedule because of Rule 13d-1 (b)(3) or (4), check the following box [ ].
Check the following box if a fee is being paid with the statement [ ]. (A fee
is not required only if the reporting person: (1) has a previous statement on
file reporting beneficial ownership of more than five percent of the class of
securities described in Item 1; and (2) has filed no amendment subsequent
thereto reporting beneficial ownership of five percent or less of such class.)
(See Rule 13d-7.)
Note. Six copies of this statement, including all exhibits, should be filed
with the Commission. See Rule 13d-1 (a) for other parties to whom copies are to
be sent.
* The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter
disclosures provided in a prior cover page.
The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 or otherwise subject to the liabilities of that section of the Act but
shall be subject to all other provisions of the Act (however, see the
Notes).
Page 1 of 6
<PAGE>
CUSIP NO. 69361E 10 7
- ---------------------
1. NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE
PERSONS
Spectra-Physics, Inc.
- --------------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ ]
- --------------------------------------------------------------------------------
3. SEC USE ONLY
- --------------------------------------------------------------------------------
4. SOURCE OF FUNDS
- --------------------------------------------------------------------------------
5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
PURSUANT TO ITEM 2(d) or 2(e) [ ]
- --------------------------------------------------------------------------------
6. CITIZENSHIP OR PLACE OF ORGANIZATION
- --------------------------------------------------------------------------------
7. SOLE VOTING POWER
NUMBER OF ---------------------------------------------------------------
SHARES 8. SHARED VOTING POWER 0
BENEFICIALLY ---------------------------------------------------------------
OWNED BY 9. SOLE DISPOSITIVE POWER
EACH ---------------------------------------------------------------
REPORTING 10. SHARED DISPOSITIVE POWER 0
PERSON WITH
- --------------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH 0
REPORTING PERSON
- --------------------------------------------------------------------------------
12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) [ ]
EXCLUDES CERTAIN SHARES
- --------------------------------------------------------------------------------
13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0
- --------------------------------------------------------------------------------
14. TYPE OF REPORTING PERSON
- --------------------------------------------------------------------------------
Page 2 of 6
<PAGE>
CUSIP NO. 69361E 10 7
- ---------------------
1. NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE
PERSONS
Spectra-Physics Holdings USA, Inc.
- --------------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ ]
- --------------------------------------------------------------------------------
3. SEC USE ONLY
- --------------------------------------------------------------------------------
4. SOURCE OF FUNDS
- --------------------------------------------------------------------------------
5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
PURSUANT TO ITEM 2(d) or 2(e) [ ]
6. CITIZENSHIP OR PLACE OF ORGANIZATION
- --------------------------------------------------------------------------------
7. SOLE VOTING POWER
NUMBER OF --------------------------------------------------------------
SHARES 8. SHARED VOTING POWER
BENEFICIALLY ---------------------------------------------------------------
OWNED BY 9. SOLE DISPOSITIVE POWER
EACH ---------------------------------------------------------------
REPORTING 10. SHARED DISPOSITIVE POWER
PERSON WITH
- --------------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
- --------------------------------------------------------------------------------
12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [ ]
- --------------------------------------------------------------------------------
13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
- --------------------------------------------------------------------------------
14. TYPE OF REPORTING PERSON
- --------------------------------------------------------------------------------
Page 3 of 6
<PAGE>
CUSIP NO. 69361E 10 7
- ---------------------
1. NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE
PERSONS
Spectra Physics AB
- --------------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ ]
- --------------------------------------------------------------------------------
3. SEC USE ONLY
- --------------------------------------------------------------------------------
4. SOURCE OF FUNDS
- --------------------------------------------------------------------------------
5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
PURSUANT TO ITEM 2(d) or 2(e) [ ]
- --------------------------------------------------------------------------------
6. CITIZENSHIP OR PLACE OF ORGANIZATION
- --------------------------------------------------------------------------------
7. SOLE VOTING POWER
NUMBER OF ---------------------------------------------------------------
SHARES 8. SHARED VOTING POWER
BENEFICIALLY ---------------------------------------------------------------
OWNED BY 9. SOLE DISPOSITIVE POWER
EACH ---------------------------------------------------------------
REPORTING 10. SHARED DISPOSITIVE POWER
PERSON WITH
- --------------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
- --------------------------------------------------------------------------------
12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [ ]
- --------------------------------------------------------------------------------
13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
- --------------------------------------------------------------------------------
14. TYPE OF REPORTING PERSON
- --------------------------------------------------------------------------------
Page 4 of 6
<PAGE>
This Amendment No. 1 amends the Schedule 13D (the "Schedule 13D")
filed on July 22, 1996, by Spectra-Physics, Inc., a Delaware Corporation,
Spectra-Physics Holdings USA, Inc., a Delaware corporation, Spectra-Physics AB a
Swedish corporation, Securum Forvaltning AB, a Swedish corporation, and Securum
AB, a Swedish corporation, with respect to common stock, par value $.01 per
share, of PSC Inc., a New York corporation, whose principal executive offices
are located at 675 Basket Road, Webster, New York 14580.
Unless otherwise defined herein, each capitalized term used herein has the
same meaning ascribed to it in the Schedule 13D.
ITEM 5. INTEREST IN SECURITIES OF THE ISSUER.
------------------------------------
(e) Item 5(e) is amended to read as follows: On August 29, 1997, SPI
transferred all 977,135 shares of PSC Common Stock to SPHUI as a distribution.
Page 5 of 6
<PAGE>
SIGNATURE
After reasonable inquiry and to the best of my knowledge and
belief, I certify that the information set forth in this statement is true,
complete and correct.
Dated: September 17, 1997
SPECTRA-PHYSICS, INC.
By: _______________________________
Name: John J. Carney
---------------
Title: President
---------
SPECTRA-PHYSICS HOLDINGS USA, INC.
By: _______________________________
Name: John J. Carney
--------------
Title: President
---------
SPECTRA-PHYSICS AB
By: _________________________________
Name: Lennart F. Rappe
----------------
Title: President
---------
And by: _________________________________
Name: Eric Asplund
------------
Title: Group Treasurer
---------------
Page 6 of 6
