Revenue Concentrations, Significant Customers And Geographic Areas

9 Months Ended

Sep. 30, 2021

Segment Reporting [Abstract]

Revenue Concentrations, Significant Customers And Geographic Areas

11. REVENUE CONCENTRATIONS, SIGNIFICANT CUSTOMERS AND GEOGRAPHIC AREAS:

The following summarizes our revenue by product line:

	Three Months Ended September 30,				Nine Months Ended September 30,
(In thousands)	2021		2020		2021		2020
High Precision 3D and 2D Sensors	$	5,453	$	3,645	$	18,941	$	12,512
Inspection and Metrology Systems		14,914		13,339		33,834		29,361
Semiconductor Sensors		7,395		3,836		17,923		11,372
Total	$	27,762	$	20,820	$	70,698	$	53,245

In the nine months ended September 30, 2021, sales to significant customer A accounted for 16% of our total revenues. As of September 30, 2021, accounts receivable from significant customer A were $1.7 million.

Export revenues as a percentage of total revenues in the three and nine months ended September 30, 2021 were 88% and 85%, respectively. Export revenues as a percentage of total revenues in the three and nine months ended September 30, 2020 were 84% and 80%, respectively. Export revenues are attributed to the country where the product is shipped. Substantially all of our export revenues are negotiated, invoiced and paid in U.S. dollars. Export revenues by geographic area are summarized as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
(In thousands)	2021		2020		2021		2020
Americas	$	620	$	94	$	2,145	$	592
Europe		3,024		2,221		9,541		6,693
China		9,502		4,829		23,210		12,662
Taiwan		2,081		2,237		3,754		4,716
Other Asia		9,142		7,706		20,825		16,864
Other		40		453		616		1,167
Total export sales	$	24,409	$	17,540	$	60,091	$	42,694