Condensed Statement of Operations and Comprehensive Income (Loss) (Unaudited) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Income Statement [Abstract]
Net sales	$ 2,547,028	$ 3,434,693	$ 8,363,646	$ 11,243,415
Cost of goods sold	1,907,052	2,575,397	5,985,468	8,475,112
Gross profit	639,976	859,296	2,378,178	2,768,303
Operating expenses:
Selling	334,756	431,587	1,157,515	1,458,609
General and administrative	313,723	294,710	1,007,603	908,457
Research and development	225,820	266,783	697,938	848,788
Total	874,299	993,080	2,863,056	3,215,854
Operating profit (loss)	(234,323)	(133,784)	(484,878)	(447,551)
Other income (expense):
Interest income	7	13	33	94
Other, net	(16,625)	(20,003)	(48,751)	(29,588)
Total other income (expense), net	(16,618)	(19,990)	(48,718)	(29,494)
Income (loss) before income taxes	(250,941)	(153,774)	(533,596)	(477,045)
Income taxes (benefit)	1,207	795	2,734	2,652
Net income (loss)	(252,148)	(154,569)	(536,330)	(479,697)
Other comprehensive income (loss):
Foreign currency translation adjustments	2,527	7,079	(5,532)	12,085
Unrealized gain (loss) for the period	(12,800)	(12,800)	(24,000)	(11,880)
Net comprehensive income (loss)	$ (262,421)	$ (160,290)	$ (565,862)	$ (479,492)
Basic and diluted net income (loss) per share	$ (0.03)	$ (0.02)	$ (0.07)	$ (0.07)
Weighted average common and common equivalent shares:
Basic and diluted	7,517,012	6,973,704	7,155,472	6,973,704