CYBEROPTICS CORPORATION

(Name of Issuer)

COMMON STOCK

(Title of Class of Securities)

232517 10 2

(CUSIP Number)

(13d-2(b) Amendment)

(Date of Event Which Requires Filing of this Statement)

CUSIP NO.:   232517 10 2

1.

Name of reporting persons:  Estate of Steven K. Case
I.R.S. Identification Nos. of above persons (entities only)

32-6097938

2.

Check the appropriate box if a member of a group

(a)   o

(b)   o

3.

SEC use only

4.

Citizenship or place of organization:  U.S.A.

Number of shares beneficially owned by each reporting person with

5.

Sole voting power

353,652

6.

Shared voting power

13,000

⁽¹⁾

7.

Sole dispositive power

353,652

8.

Shared dispositive power

13,000

⁽¹⁾

9.

Aggregate amount beneficially owned by each reporting person: 

366,652

⁽²⁾

10.

Check if the aggregate amount in Row (9) excludes certain shares

o    

11.

Percent of class represented by amount in Row 9: 

5.4%

⁽²⁾

12.

Type of reporting person: 

OO   

Item 1(a).

Name of issuer:  CyberOptics Corporation

Item 1(b).

Address of issuer’s principal executive offices: 
5900 Golden Hills Drive
Minneapolis, MN 55416

Item 2(a).

Names of person filing:  Estate of Steven K. Case

Item 2(b).

Address of principal business office:
2829 Inglewood Ave
St. Louis Park, MN 55416

Item 2(c).

Citizenship:  U.S.A. (Minnesota)

Item 2(d).

Title of class of securities:  Common Stock, no par value

Item 2(e).

CUSIP No.:  232517 10 2

Item 3.

If this statement is filed pursuant to Secs. 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:  Not Applicable.

(a)

o

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);

(b)

o

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);

(c)

o

Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);

(d)

o

Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);

(e)

o

An investment adviser in accordance with Sec. 240.13d-1(b)(1)(ii)(E);

(f)

o

An employee benefit plan or endowment fund in accordance with Sec. 240.13d‑1(b)(1)(ii)(F);

(g)

o

A parent holding company or control person in accordance with Sec. 240.13d‑1(b)(ii)(G);

(h)

o

A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

o

A church plan that is excluded from the definition of an investment company under section 3(c) (14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

o

Group, in accordance with Sec. 240.13d-1(b)(1)(ii)(J).

Item 4.

Ownership

(a)

Amount beneficially owned:

366,652

⁽¹⁾

(b)

Percent of class:

5.4%

⁽²⁾

(c)

Number of shares as to which the person has:

(i)

Sole power to vote or to direct the vote:

353,652

(ii)

Shared power to vote or to direct the vote:

13,000

⁽¹⁾

(iii)

Sole power to dispose or to direct the disposition of:

353,652

(iv)

Shared power to dispose or to direct the disposition of:

13,000

⁽¹⁾

Item 5.

Ownership of 5 percent or Less of a Class:  Not Applicable.

Item 6.

Ownership of More than 5 Percent on Behalf of Another Person:  Not Applicable.

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person:  Not Applicable.

Item 8.

Identification and Classification of Members of the Group:  Not Applicable.

Item 9.

Notice of Dissolution of Group:  Not Applicable.

Item 10.

Certifications

Estate of Steven K. Case

By

/s/ BEVERLY CARUSO

Beverly Caruso, personal representative