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<title>SECURITIES AND EXCHANGE COMMISSION</title>



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<p align=center><b>&nbsp;</b></p>

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<p align=center><b><font size="4">SECURITIES AND EXCHANGE COMMISSION<br>
</font></b>Washington, D.C. 20549</p>

<p align=center><b><font size="4">FORM 8-K</font></b></p>

<p align="center"><sup>&nbsp;</sup>CURRENT REPORT<br>
Pursuant to Section 13 or 15(d)<br>
of the Securities Exchange Act of 1934</p>

<p align=center>Date of Report (Date of earliest event reported):<br>
November 1, 2004</p>

<p align=center><b>MENTOR CORPORATION<br>
</b>(Exact name of registrant as specified in its charter)</p>

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  <td width=430 valign=top>
  <p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Minnesota</p>
  </td>
  <td width=181 valign=top>
  <p>0-7955</p>
  </td>
  <td width=172 valign=top>
  <p>41-0950791</p>
  </td>
 </tr>
 <tr>
  <td width=430 valign=top>
  <p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (State or other
  jurisdiction of<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; incorporation)</p>
  </td>
  <td width=181 valign=top>
  <p>(Commission File No.)</p>
  </td>
  <td width=172 valign=top>
  <p>(IRS Employer I.D. No.)</p>
  </td>
 </tr>
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<p align=center>201 Mentor Drive<br>
Santa Barbara, California 93111<br>
(Address of principal executive offices)</p>



<p align=center>Registrant's telephone number, including area code:<br>
(805) 879-6000</p>





<table border=0 cellspacing=0 cellpadding=0 width=600>
 <tr>
  <td valign=top>
  <p>Check the appropriate box
  below if the Form 8-K filing is intended to simultaneously satisfy the filing
  obligation of the registrant under any of the following provisions (see
  General Instruction A.2. below): <br>
&nbsp;</p>
  </td>
 </tr>
</table>



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 <tr>
  <td width="5%" valign=top>
  <p>[&nbsp;&nbsp;&nbsp;&nbsp;]</p>
  </td>
  <td width="95%" valign=top>
  <p>Written communications
  pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</p>
  </td>
 </tr>
</table>



<table border=0 cellspacing=0 cellpadding=0 width=600>
 <tr>
  <td width="5%" valign=top>
  <p>[&nbsp;&nbsp;&nbsp;&nbsp;]</p>
  </td>
  <td width="95%" valign=top>
  <p>Soliciting material
  pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) </p>
  </td>
 </tr>
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 <tr>
  <td width="5%" valign=top>
  <p>[&nbsp;&nbsp;&nbsp;&nbsp;]</p>
  </td>
  <td width="95%" valign=top>
  <p>Pre-commencement communications
  pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) </p>
  </td>
 </tr>
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 <tr>
  <td width="5%" valign=top>
  <p>[&nbsp;&nbsp;&nbsp;&nbsp;]</p>
  </td>
  <td width="95%" valign=top>
  <p>Pre-commencement
  communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR
  240.13e-4(c)) </p>
  </td>
 </tr>
</table>



<p><b>Item 2.02&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Results of
Operations and Financial Condition</b></p>



<p>On November 1, 2004, Mentor
Corporation issued a press release announcing its financial results for the three
and six months ended September 30, 2004. A copy of the press release is
furnished as Exhibit 99.1 to this report. </p>



<p>In accordance with General
Instruction B.2 of Form 8-K, the information in this Current Report on Form
8-K, including Exhibit 99.1, shall not be deemed to be &quot;filed&quot; for purposes of
Section 18 of the Securities Exchange Act of 1934, as amended (the &quot;Exchange
Act&quot;), or otherwise subject to the liability of that section, and shall not be
incorporated by reference into any registration statement or other document
filed under the Securities Act of 1933, as amended, or the Exchange Act, except
as shall be expressly set forth by specific reference in such filing. </p>



<p><b>Item 9.01&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Financial
Statements and Exhibits</b></p>



<p><u>Exhibit No.</u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <u>Exhibit Title or Description</u></p>



<p>99.1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Press
release of Mentor Corporation, dated November 1, 2004</p>



<p align=center>SIGNATURES</p>

<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.</p>

<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;MENTOR
CORPORATION</p>

<p>Date:&nbsp; November 1,
2004&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<u>/s/JOSHUA
H. LEVINE<br>
</u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Joshua
H. Levine<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Chief
Executive Officer</p>

<p>Date:&nbsp; November 1,
2004&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <u>/s/LOREN
L. MCFARLAND<br>
</u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Loren
L. McFarland<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Chief
Financial Officer</p>

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{"company-data": {"conformed-name": "MENTOR CORP /MN/", "cik": "0000064892", "assigned-sic": "3842", "irs-number": "410950791", "state-of-incorporation": "MN", "fiscal-year-end": "0331"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-31744", "film-number": "041110089"}, "business-address": {"street1": "201 MENTOR DR", "city": "SANTA BARBARA", "state": "CA", "zip": "93111", "phone": "8058796000"}, "mail-address": {"street1": "201 MENTOR DR", "city": "SANTA BARBARA", "state": "CA", "zip": "93111"}}
SECURITIES AND EXCHANGE COMMISSION
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported):
November 1, 2004
MENTOR CORPORATION
(Exact name of registrant as specified in its charter)
Minnesota
0-7955
41-0950791
(State or other
  jurisdiction of
incorporation)
(Commission File No.)
(IRS Employer I.D. No.)
201 Mentor Drive
Santa Barbara, California 93111
(Address of principal executive offices)
Registrant's telephone number, including area code:
(805) 879-6000
Check the appropriate box
  below if the Form 8-K filing is intended to simultaneously satisfy the filing
  obligation of the registrant under any of the following provisions (see
  General Instruction A.2. below):
[    ]
Written communications
  pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
[    ]
Soliciting material
  pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
[    ]
Pre-commencement communications
  pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
[    ]
Pre-commencement
  communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR
  240.13e-4(c))
Item 2.02         Results of
Operations and Financial Condition
On November 1, 2004, Mentor
Corporation issued a press release announcing its financial results for the three
and six months ended September 30, 2004. A copy of the press release is
furnished as Exhibit 99.1 to this report.
In accordance with General
Instruction B.2 of Form 8-K, the information in this Current Report on Form
8-K, including Exhibit 99.1, shall not be deemed to be "filed" for purposes of
Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange
Act"), or otherwise subject to the liability of that section, and shall not be
incorporated by reference into any registration statement or other document
filed under the Securities Act of 1933, as amended, or the Exchange Act, except
as shall be expressly set forth by specific reference in such filing.
Item 9.01         Financial
Statements and Exhibits
Exhibit No.
Exhibit Title or Description
99.1                 Press
release of Mentor Corporation, dated November 1, 2004
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.
MENTOR
CORPORATION
Date:  November 1,
2004
/s/JOSHUA
H. LEVINE
Joshua
H. Levine
Chief
Executive Officer
Date:  November 1,
2004
/s/LOREN
L. MCFARLAND
Loren
L. McFarland
Chief
Financial Officer