Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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 *
  JOHNSON ARDELLE R
 2. Date of Event Requiring Statement (Month/Day/Year)
04/22/2005		 3. Issuer Name and Ticker or Trading Symbol
AUGUST TECHNOLOGY CORP [AUGT]
(Last)
(First)
(Middle)
4900 WEST 78TH STREET		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
VP, Strategic Marketing
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

BLOOMINGTON, MN 55435		 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 Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (right to buy)   (1) 08/18/2010 Common Stock 45,000 $ 10.76 D  
Stock Option (right to buy) 02/06/2004 02/06/2014 Common Stock 171 $ 18.45 D  
Stock Option (right to buy) 02/06/2004 02/06/2014 Common Stock 2,844 $ 18.45 D  
Stock Option (right to buy)   (2) 07/30/2014 Common Stock 2,500 $ 10.36 D  
Stock Option (right to buy) 02/19/2005 10/22/2014 Common Stock 414 $ 7.62 D  
Stock Option (right to buy) 02/19/2005 10/22/2014 Common Stock 794 $ 7.62 D  
Stock Option (right to buy)   (3) 12/30/2014 Common Stock 10,000 $ 10.38 D  
Stock Option (right to buy) 03/07/2005 03/07/2015 Common Stock 6,259 $ 12.1 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
JOHNSON ARDELLE R
4900 WEST 78TH STREET
BLOOMINGTON, MN 55435		       VP, Strategic Marketing  

Signatures

Robert K. Ranum as Attorney in Fact for Ardelle R. Johnson pursuant to Power of Attorney filed herewith 05/02/2005
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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) Original option (45,000 shares) exercisable in five annual increment of 9,000 shares beginning August 18, 2004.
(2) Original option (2,500 shares) exercisable in five annual increments of 500 shares beginning July 30, 2004.
(3) Original option (10,000 shares) exercisable: 3,400 shares on December 30, 2004 and 3,300 shares on December 30, 2005 and December 30, 2006.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.

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