Geographic and Product Data (Tables)

9 Months Ended

Sep. 29, 2017

Segment Reporting [Abstract]

Revenue from External Customers by Geographic Areas [Table Text Block]

The composition of the Company’s net sales to unaffiliated customers is set forth below (in thousands):

	Three Months Ended				Nine Months Ended
	September 29,		September 30,		September 29,		September 30,
	2017		2016		2017		2016
China	$	7,164	$	4,254	$	17,489	$	11,749
Japan		4,633		4,029		12,849		12,258
United States		1,896		2,419		5,946		7,355
Other		9,780		9,350		29,475		28,933
Total	$	23,473	$	20,052	$	65,759	$	60,295

Revenue from External Customers by Products and Services [Table Text Block]

The composition of the Company’s net sales by product line is as follows (in thousands):

	Three Months Ended				Nine Months Ended
	September 29,		September 30,		September 29,		September 30,
	2017		2016		2017		2016
ICLs	$	18,110	$	14,801	$	49,698	$	43,389
IOLs		3,892		4,649		12,875		14,783
Other surgical products		1,471		602		3,186		2,123
Total	$	23,473	$	20,052	$	65,759	$	60,295