GEOGRAPHIC INFORMATION, PRODUCT GROUPS AND CUSTOMER CONCENTRATION INFORMATION

Geographic Information

The following table shows revenues by geographic area based on the delivery locations of our products:



	Three Months Ended				Six Months Ended
	December 27, 2014		December 28, 2013		December 27, 2014		December 28, 2013
	(Thousands)
China	$	25,531	$	25,639	$	46,253	$	48,456
Malaysia	13,761		13,917		29,461		23,428
United States	13,386		8,541		27,923		15,931
Mexico	10,899		8,411		22,890		21,265
Germany	6,233		20,619		14,387		35,014
Italy	6,768		5,113		10,903		11,500
Japan	1,704		8,953		5,448		21,441
Thailand	1,286		2,077		2,722		5,384
Rest of world	7,252		9,644		16,074		17,143
	$	86,820	$	102,914	$	176,061	$	199,562

Product Groups

The following table sets forth revenues by product group:



	Three Months Ended				Six Months Ended
	December 27, 2014		December 28, 2013		December 27, 2014		December 28, 2013
	(Thousands)
100 Gb/s transmission	$	33,670	$	19,378	$	55,000	$	35,304
40 Gb/s transmission	19,300		26,322		41,466		49,254
10 Gb/s and lower transmission	32,005		49,828		70,231		100,402
Industrial and consumer	1,845		7,386		9,364		14,602
	$	86,820	$	102,914	$	176,061	$	199,562

Significant Customers and Concentration of Credit Risk

For the three months ended December 27, 2014, Coriant GmbH ("Coriant") accounted for 20 percent, Huawei Technologies Co., Ltd. (“Huawei”) accounted for 14 percent and Alcatel-Lucent accounted for 13 percent of our revenues. For the six months ended December 27, 2014, Coriant accounted for 23 percent, Huawei accounted for 13 percent, Cisco Systems, Inc. ("Cisco") accounted for 10 percent and Alcatel-Lucent accounted for 10 percent of our revenues.

For the three months ended December 28, 2013, Coriant accounted for 15 percent, Cisco accounted for 13 percent and Huawei accounted for 10 percent of our revenues. For the six months ended December 28, 2013, Cisco accounted for 14 percent, Coriant accounted for 13 percent and Huawei accounted for 10 percent of our revenues.

As of December 27, 2014, Coriant accounted for 28 percent and Alcatel-Lucent accounted for 10 percent of our accounts receivable. As of June 28, 2014, Coriant accounted for 19 percent and Huawei accounted for 13 percent of our accounts receivable.