CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Net sales and revenues	$ 25,229,519	$ 20,222,369	$ 22,975,600
Cost of sales and revenues	15,212,433	12,326,085	12,880,664
Gross profit	10,017,086	7,896,284	10,094,936
Operating expenses:
Selling, general and administrative expenses	5,275,676	3,773,942	3,790,760
Research and development expenses	3,384,393	1,993,183	1,887,318
Total operating expenses	8,660,069	5,767,125	5,678,078
Operating income	1,357,017	2,129,159	4,416,858
Financing income, net	74,783	101,515	50,534
Income before income taxes	1,431,800	2,230,674	4,467,392
Income tax expense	289,000	710,000	1,480,000
Net income	1,142,800	1,520,674	2,987,392
Net income per share:
Basic income per share (in Dollars per share)	$ 0.24	$ 0.33	$ 0.65
Diluted income per share (in Dollars per share)	$ 0.23	$ 0.31	$ 0.60
Comprehensive income (loss):
Net income	1,142,800	1,520,674	2,987,392
Foreign currency translation adjustments	(6,094)	(127,817)	24,547
Comprehensive income	$ 1,136,706	$ 1,392,857	$ 3,011,939