Concentrations (Tables)

9 Months Ended

Sep. 30, 2019

Risks And Uncertainties [Abstract]

Summary of Percentages of Sales by Product line

The percentages of the Company’s sales by product line were as follows for the periods indicated:

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2019			2018			2019			2018
Laser systems		59.8	%		64.5	%		58.1	%		62.5	%
Imaging systems		—	%		3.5	%		2.2	%		4.0	%
Consumables and other		17.1	%		17.4	%		20.6	%		18.9	%
Services		23.1	%		14.6	%		19.1	%		14.6	%
License fees and royalties		—	%		—	%		—	%		—	%
		100.0	%		100.0	%		100.0	%		100.0	%

Revenue from the Company’s products for the three and nine months ended September 30, 2019 and 2018 are as follows (dollars in thousands):

	Three Months Ended								Nine Months Ended
	September 30,								September 30,
	2019				2018				2019				2018
Laser systems	$	5,167	59.8	%	$	7,055	64.5	%	$	16,047	58.1	%	$	20,678	62.5	%
Imaging systems		4	—	%		382	3.5	%		619	2.2	%		1,336	4.0	%
Consumables and other		1,478	17.1	%		1,902	17.4	%		5,678	20.6	%		6,239	18.9	%
Services		1,994	23.1	%		1,594	14.6	%		5,264	19.1	%		4,848	14.6	%
License fees and royalties		3	—	%		3	—	%		9	—	%		9	—	%
Net revenue	$	8,646	100.0	%	$	10,936	100.0	%	$	27,617	100.0	%	$	33,110	100.0	%