Quarterly Selected Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2018

Quarterly Financial Data [Abstract]

Schedule of Quarterly Financial Information

The operating results for any period are not necessarily indicative of results for any future periods.

	Year Ended December 31, 2018
	1st Quarter			2nd Quarter			3rd Quarter			4th Quarter
Revenues:
Products	$	9,898,000		$	10,784,000		$	9,044,000		$	7,171,000
Services		3,481,000			4,025,000			4,341,000			4,320,000
		13,379,000			14,809,000			13,385,000			11,491,000
Cost of revenues:
Cost of products		5,842,000			7,408,000			5,287,000			4,101,000
Cost of services		1,075,000			986,000			1,301,000			1,266,000
		6,917,000			8,394,000			6,588,000			5,367,000
Gross Profit		6,462,000			6,415,000			6,797,000			6,124,000
Selling, general and administrative expenses		5,696,000			5,993,000			5,921,000			7,061,000
Research and development expenses		1,743,000			1,542,000			1,696,000			1,882,000
Other income, net		(13,000	)		4,000			(77,000	)		10,000
Net loss	$	(990,000	)	$	(1,116,000	)	$	(897,000	)	$	(2,809,000	)
Net loss per share - basic and diluted	$	(0.06	)	$	(0.07	)	$	(0.05	)	$	(0.16	)

	Year Ended December 31, 2017
	1st Quarter			2nd Quarter			3rd Quarter			4th Quarter
Revenues:
Products	$	4,334,000		$	6,375,000		$	6,490,000		$	6,353,000
Services		3,665,000			4,331,000			4,596,000			4,814,000
		7,999,000			10,706,000			11,086,000			11,167,000
Cost of revenues:
Cost of products		2,815,000			3,427,000			3,475,000			3,736,000
Cost of services		1,034,000			1,738,000			1,984,000			1,822,000
		3,849,000			5,165,000			5,459,000			5,558,000
Gross Profit		4,150,000			5,541,000			5,627,000			5,609,000
Selling, general and administrative expenses		4,653,000			5,046,000			5,063,000			5,718,000
Research and development expenses		1,367,000			997,000			1,108,000			1,066,000
Other income, net		(16,000	)		(22,000	)		(42,000	)		(10,000	)
Net loss before income tax benefit		(1,886,000	)		(524,000	)		(586,000	)		(1,185,000	)
Income tax benefit - sale of NJ R&D tax credits		-			-			-			311,000
Net loss	$	(1,886,000	)	$	(524,000	)	$	(586,000	)	$	(874,000	)
Net loss per share - basic and diluted	$	(0.14	)	$	(0.04	)	$	(0.04	)	$	(0.05	)