CONDENSED STATEMENTS OF OPERATIONS - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
CONDENSED STATEMENTS OF OPERATIONS
NET SALES	$ 4,653,548	$ 4,924,747	$ 8,251,437	$ 9,389,323
COST OF GOODS SOLD	3,013,806	3,213,875	5,511,020	5,919,298
GROSS PROFIT	1,639,742	1,710,872	2,740,417	3,470,025
SELLING, GENERAL AND ADMINISTRATIVE EXPENSES	1,252,521	1,240,413	2,668,118	2,541,063
RESEARCH AND DEVELOPMENT EXPENSES	192,539	177,479	348,383	320,809
INCOME (LOSS) FROM OPERATIONS	194,682	292,980	(276,084)	608,153
OTHER	1,510	1,552	3,206	3,510
INCOME (LOSS) BEFORE INCOME TAXES	196,192	294,532	(272,878)	611,663
INCOME TAX EXPENSE (BENEFIT)	168,468	96,100	(71,655)	208,316
NET INCOME (LOSS)	$ 27,724	$ 198,432	$ (201,223)	$ 403,347
EARNINGS (LOSS) PER COMMON SHARE:
Basic (in dollars per share)	$ 0.01	$ 0.10	$ (0.10)	$ 0.20
Diluted (in dollars per share)	$ 0.01	$ 0.10	$ (0.10)	$ 0.20
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:
Basic (in shares)	2,018,253	2,016,885	2,018,253	2,014,836
Diluted (in shares)	2,018,792	2,019,721	2,018,253	2,016,774