EDGAR Filing Documents for 0001283875-13-000006

Form 4 - Statement of changes in beneficial ownership of securities:

SEC Accession No. 0001283875-13-000006

Filing Date

2013-05-20

Accepted

2013-05-20 16:56:11

Documents

Period of Report

2013-05-17

Document Format Files

Seq	Description	Document	Type	Size
1	PRIMARY DOCUMENT	primary_doc.html	4
1	PRIMARY DOCUMENT	primary_doc.xml	4	7833
	Complete submission text file	0001283875-13-000006.txt		9134

Mailing Address

Business Address 5900 GOLDEN HILLS DR MINNEAPOLIS MN 55416 6125425000

IRS No.: 411472057 | State of Incorp.: MN | Fiscal Year End: 1231
SIC: 3827 Optical Instruments & Lenses

Mailing Address 205 BLACK OAKS LANE NORTH WAYZATA MN 55391

Business Address

Type: 4 | Act: 34 | File No.: 000-16577 | Film No.: 13859043