SEGMENT AND MAJOR CUSTOMER INFORMATION (Tables)

12 Months Ended

Jun. 30, 2012

Schedule of Segment Reporting Information, by Segment [Table Text Block]

The chief operating decision-maker uses this information to allocate resources

	Fiscal Year Ended June 30,
	2012			2011			2010
Metrology Solutions
Net revenues	$	106,189		$	92,947		$	65,841
Gross profit		61,523			50,913			33,652
Gross margin		58	%		55	%		51	%
Optical Systems
Net revenues	$	60,648		$	57,179		$	35,489
Gross profit		20,187			19,880			8,317
Gross margin		33	%		35	%		23	%
Total
Net revenues	$	166,837		$	150,126		$	101,330
Gross profit		81,710			70,793			41,969
Gross margin		49	%		47	%		41	%

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]

Substantially all of our operating assets, depreciation and amortization are U.S. based. Revenues by geographic area based on shipping destination were as follows:

	Fiscal Year Ended June 30,
	2012		2011		2010
Americas	$	90,289	$	81,710	$	54,066
Japan		26,084		31,648		18,280
China		21,806		9,186		5,809
Europe		19,499		17,983		13,608
Pacific Rim		9,159		9,599		9,567
Total	$	166,837	$	150,126	$	101,330