<SUBMISSION>
<ACCESSION-NUMBER>0001193125-06-043560
<TYPE>FWP
<PUBLIC-DOCUMENT-COUNT>1
<FILING-DATE>20060302
<DATE-OF-FILING-DATE-CHANGE>20060302
<SUBJECT-COMPANY>
<COMPANY-DATA>
<CONFORMED-NAME>ENERGY CONVERSION DEVICES INC
<CIK>0000032878
<ASSIGNED-SIC>3690
<IRS-NUMBER>381749884
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>0630
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>FWP
<ACT>34
<FILE-NUMBER>333-131886
<FILM-NUMBER>06658640
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>2956 WATERVIEW DRIVE
<CITY>ROCHESTER HILLS
<STATE>MI
<ZIP>48309
<PHONE>248-293-0440
</BUSINESS-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>ENERGY CONVERSION LABORATORIES INC
<DATE-CHANGED>19710603
</FORMER-COMPANY>
</SUBJECT-COMPANY>
<FILED-BY>
<COMPANY-DATA>
<CONFORMED-NAME>ENERGY CONVERSION DEVICES INC
<CIK>0000032878
<ASSIGNED-SIC>3690
<IRS-NUMBER>381749884
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>0630
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>FWP
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>2956 WATERVIEW DRIVE
<CITY>ROCHESTER HILLS
<STATE>MI
<ZIP>48309
<PHONE>248-293-0440
</BUSINESS-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>ENERGY CONVERSION LABORATORIES INC
<DATE-CHANGED>19710603
</FORMER-COMPANY>
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<DOCUMENT>
<TYPE>FWP
<SEQUENCE>1
<FILENAME>dfwp.htm
<DESCRIPTION>FREE WRITING PROSPECTUS
<TEXT>
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<TITLE>Free Writing Prospectus</TITLE>
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 <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>Free Writing Prospectus </B></FONT></P> <P STYLE="margin-top:6px;margin-bottom:0px"><FONT FACE="Times New Roman"
SIZE="2">ISSUER FREE WRITING PROSPECTUS </FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">(SUPPLEMENTING PRELIMINARY PROSPECTUS SUPPLEMENT DATED FEBRUARY 15, 2006) </FONT></P> <P
STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">FILED PURSUANT TO RULE 433 UNDER THE SECURITIES ACT OF 1933 </FONT></P> <P STYLE="margin-top:0px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">REGISTRATION
STATEMENT NO. 333-131886 </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">Issuer Free Writing Prospectus and Final Term Sheet Dated March&nbsp;1, 2006 </FONT></P> <P
STYLE="margin-top:6px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">The information in this Issuer Free Writing Prospectus and Final Term Sheet supplements the information contained in Energy Conversion Devices, Inc.&#146;s Preliminary
Prospectus Supplement and the accompanying Prospectus dated February&nbsp;15, 2006. </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>Issuer: </B>Energy Conversion Devices, Inc. (the
&#147;Company&#148;) </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>Type:</B> SEC Registered; Registration Statement No.&nbsp;333-131886. </FONT></P> <P
STYLE="margin-top:12px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>Total shares offered:</B> 7,000,000 shares of common stock, including 6,616,928 shares to be sold by the Company and 383,072 shares to be sold by the selling
stockholders. This represents an increase of 850,000 shares from the number of shares set forth on the cover page of the Preliminary Prospectus Supplement dated February&nbsp;15, 2006, all of such additional shares to be sold by the Company.
</FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>Overallotment option:</B> 1,050,000 shares of common stock. This represents an increase of 127,500 shares from the number of shares set forth on the
cover page of the Preliminary Prospectus Supplement dated February&nbsp;15, 2006. </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>Last reported sale price of common stock on The NASDAQ National
Market on March&nbsp;1, 2006:</B> $49.26 per share. </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>Public offering price:</B> $49.00 per share. </FONT></P> <P
STYLE="margin-top:12px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>Proceeds to Energy Conversion Devices, Inc. after deducting underwriting discounts and commissions and estimated offering expenses:</B> $307.8 million; $356.7 million
if the underwriters&#146; overallotment option is exercised in full. </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2"><B>Common stock outstanding after the offering:</B> 37,880,075 shares; 38,930,075
shares if the underwriters&#146; overallotment option is exercised in full. The foregoing numbers of shares are based on 30,880,075 shares outstanding as of January&nbsp;31, 2006 and the 383,072 shares of common stock to be sold in the offering by
the selling stockholders, which will be issued upon the exercise of stock options outstanding as of that date. </FONT></P> <P STYLE="margin-top:12px;margin-bottom:0px"><FONT FACE="Times New Roman" SIZE="2">The issuer has filed a registration
statement (including a prospectus) with the SEC for the offering to which this communication relates. Before you invest, you should read the prospectus in that registration statement and other documents the issuer has filed with the SEC for more
complete information about the issuer and this offering. You may get these documents for free by visiting EDGAR on the SEC Web site at www.sec.gov. Alternatively, the issuer, any underwriter or any dealer participating in the offering will arrange
to send you the prospectus if you request it by calling UBS Investment Bank at 212-821-3000. </FONT></P>


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