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<p align=center style='text-align:center'><font face="Arial" size="2"><b>SECURITIES AND EXCHANGE COMMISSION<br>
</b>Washington, D.C.
20549</font></p>

<p align=center style='text-align:center'><font face="Arial" size="2"><b>FORM 8-K</b></font></p>

<p align=center style='text-align:center'><font face="Arial" size="2"><sup>&nbsp;</sup>CURRENT REPORT<br>
Pursuant to Section 13 or 15(d)<br>
of the Securities Exchange Act of 1934<br>
&nbsp;</font></p>

<p align=center style='text-align:center'><font face="Arial" size="2">Date of Report (Date of earliest event reported):<br>
August 2, 2004</font></p>

<p align=center style='text-align:center'><font face="Arial" size="2"><b>MENTOR CORPORATION<br>
</b>(Exact name of
registrant as specified in its charter)</font></p>

<div align="left">

<table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 style='width:653;border-collapse:collapse;margin-left:6.75pt;
 margin-right:6.75pt'>
 <tr>
  <td valign=top style='width:338;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in' align="center">
  <p><font face="Arial" size="2">Minnesota</font></p>
  </td>
  <td valign=top style='width:208;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in' align="center">
  <p><font face="Arial" size="2">0-7955</font></p>
  </td>
  <td valign=top style='width:221;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in' align="center">
  <p><font face="Arial" size="2">41-0950791</font></p>
  </td>
 </tr>
 <tr>
  <td valign=top style='width:338;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in' align="center">
  <p><font face="Arial" size="2">(State or other
  jurisdiction of incorporation)</font></p>
  </td>
  <td valign=top style='width:208;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in' align="center">
  <p><font face="Arial" size="2">(Commission File No.)</font></p>
  </td>
  <td valign=top style='width:221;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in' align="center">
  <p><font face="Arial" size="2">(IRS Employer I.D. No.)</font></p>
  </td>
 </tr>
</table>

</div>

<p align=center style='text-align:center'><font face="Arial" size="2">201 Mentor Drive<br>
Santa Barbara, California 93111<br>
(Address of principal executive offices)</font></p>

<p align=center style='text-align:center'><font face="Arial" size="2">Registrant's telephone number, including area code:<br>
(805) 879-6000</font></p>

<p><font face="Arial" size="2"><b>ITEM 5. &nbsp;Other
Events.</b></font></p>

<p><font face="Arial" size="2">The purpose of this Form
8-K is to file, as required by Item 5 of Form 8-K, the press release in
connection with the fiscal 2005 first quarter results of operations issued by
Mentor Corporation on August 2, 2004.&nbsp; The release is attached hereto as
Exhibit 99.&nbsp; </font> </p>

<p><font face="Arial" size="2"><b>ITEM 7.&nbsp; Exhibits.</b></font></p>

<p><font face="Arial" size="2">(c)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
The following exhibit is being furnished herewith:</font></p>

<p><font face="Arial" size="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<u>Exhibit No.</u>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <u>Exhibit
Description</u></font></p>

<p style='margin-left:110.25pt;text-indent:-73.5pt'><font face="Arial" size="2">99&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Press Release,
dated August 2, 2004, issued by Mentor Corporation.</font></p>

<p><font face="Arial" size="2"><b>ITEM 12.&nbsp;Results
of Operations and Financial Condition.</b></font></p>

<p><font face="Arial" size="2">The purpose of this
current report on Form 8-K is to furnish, as required by Item 12 of Form 8-K,
the press release in connection with the fiscal 2005 first quarter results of
operations issued by Mentor Corporation on August 2, 2004.&nbsp; The release is
attached hereto as Exhibit 99.&nbsp; </font> </p>

<p><font face="Arial" size="2"><b>&nbsp;</b></font></p>

<hr color="#000080"><P style="page-break-after: always"></p>

<p><font face="Arial" size="2"><b>&nbsp;</b></font></p>

<p align=center style='text-align:center'><font face="Arial" size="2">SIGNATURES</font></p>

<p><font face="Arial" size="2">&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.</font></p>

<p><font face="Arial" size="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&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</font></p>

<p><font face="Arial" size="2">Date:&nbsp; August 2, 2004&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<u>
/s/JOSHUA H. LEVINE&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <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</font></p>

<p><font face="Arial" size="2">Date:&nbsp; August 2, 2004&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
<u>/s/LOREN L. MCFARLAND&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <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</font></p>



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Prepared by E-Services - www.edgar2.com
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):
August 2, 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
ITEM 5.  Other
Events.
The purpose of this Form
8-K is to file, as required by Item 5 of Form 8-K, the press release in
connection with the fiscal 2005 first quarter results of operations issued by
Mentor Corporation on August 2, 2004.  The release is attached hereto as
Exhibit 99.
ITEM 7.  Exhibits.
(c)       
The following exhibit is being furnished herewith:
Exhibit No.
Exhibit
Description
99                    Press Release,
dated August 2, 2004, issued by Mentor Corporation.
ITEM 12. Results
of Operations and Financial Condition.
The purpose of this
current report on Form 8-K is to furnish, as required by Item 12 of Form 8-K,
the press release in connection with the fiscal 2005 first quarter results of
operations issued by Mentor Corporation on August 2, 2004.  The release is
attached hereto as Exhibit 99.
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:  August 2, 2004
/s/JOSHUA H. LEVINE
Joshua H. Levine
Chief Executive Officer
Date:  August 2, 2004
/s/LOREN L. MCFARLAND
Loren L. McFarland
Chief Financial Officer