Statements of Operations (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Oct. 01, 2016	Sep. 26, 2015	Oct. 01, 2016	Sep. 26, 2015
Revenues:
Product sales	$ 3,326,930	$ 5,423,107	$ 12,477,543	$ 16,307,008
Research and development under cooperative agreement				42,254
Total Revenues	3,326,930	5,423,107	12,477,543	16,349,262
Cost of product sales	2,941,098	4,448,991	10,399,236	12,905,775
Cost of research and development under cooperative agreement				34,970
Gross Margin	385,832	974,116	2,078,307	3,408,517
Selling, general and administrative	763,260	960,321	2,563,906	3,085,454
Operating income (loss)	(377,428)	13,795	(485,599)	323,063
Interest income (expense), net	1,742	1,454	6,980	2,305
Other income	40,000		41,225
Net income (loss) before income tax expense	(335,686)	15,249	(437,395)	325,368
Income tax (benefit) expense	(196,900)	7,000	(237,000)	129,500
Net income (loss)	$ (138,786)	$ 8,249	$ (200,395)	$ 195,868
Net income (loss) per basic common share	$ (0.01)	$ 0.00	$ (0.02)	$ 0.01
Weighted average number of basic common shares outstanding	13,203,436	13,197,827	13,200,584	13,174,598
Net income (loss) per diluted common share	$ (0.01)	$ 0.00	$ (0.02)	$ 0.01
Weighted average number of diluted common shares outstanding	13,203,436	13,611,956	13,200,584	13,656,888