Schedule II - Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2012

Schedule II - Valuation and Qualifying Accounts

COGNEX CORPORATION—SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS

			Additions
Description	Balance at Beginning of Period		Charged to Costs and Expenses		Charged to Other Accounts		Deductions					Other					Balance at End of Period
(In thousands)
Reserve for Uncollectible Accounts:
2012	$	1,240	$	63	$	—	$	(184	)	(a	)	$	12		(b	)	$	1,131
2011	$	1,235	$	173	$	—	$	(154	)	(a	)	$	(14	)	(b	)	$	1,240
2010	$	1,358	$	322	$	—	$	(411	)	(a	)	$	(34	)	(b	)	$	1,235
Deferred Tax Valuation Allowance:
2012	$	3,400	$	546	$	—	$	(2,457	)								$	1,489
2011	$	373	$	3,027	$	—	$	—									$	3,400
2010	$	373	$	—	$	—	$	—									$	373
Reserve for Inventory Obsolescence:
2012	$	4,359	$	949	$	—	$	(1,924	)	(a	)	$	30		(c	)	$	3,414
2011	$	5,052	$	1,078	$	—	$	(1,688	)	(a	)	$	(83	)	(c	)	$	4,359
2010	$	5,776	$	1,509	$	—	$	(1,897	)	(a	)	$	(336	)	(c	)	$	5,052

(a) Specific write-offs

(b) Collections of previously written-off accounts and foreign exchange rate changes

(c) Foreign exchange rate changes