The following table sets forth the computation of basic and diluted earnings per share (in thousands, except per share amounts):


	Three Months Ended
	March 29, 2013		March 30, 2012
Numerators:
Amounts attributable to GSI Group Inc:

Income from continuing operations	$	1,433	$	1,059
Income from discontinued operations.		649		322

Net income attributable to GSI Group Inc.	$	2,082	$	1,381


Denominators:
Weighted average common shares outstanding - basic		33,983		33,679
Dilutive potential common shares		288		199

Weighted average common shares outstanding - diluted		34,271		33,878

Antidilutive common shares excluded from above		373		—

Basic Earnings per Common Share:
From continuing operations	$	0.04	$	0.03
From discontinued operations	$	0.02	$	0.01
Basic earnings per share attributable to GSI Group Inc.	$	0.06	$	0.04

Diluted Earnings per Common Share:
From continuing operations	$	0.04	$	0.03
From discontinued operations	$	0.02	$	0.01
Diluted earnings per share attributable to GSI Group Inc.	$	0.06	$	0.04