Property, Plant and Equipment (Details) (USD $)	Jun. 30, 2013	Jun. 30, 2012
Machinery and equipment	$ 1,861,167	$ 1,807,649
Furniture and fixtures	1,185,660	1,115,039
Automobiles	22,328	22,328
Leasehold improvements	443,233	443,233
Demonstration and consignment inventory	1,919,490	1,290,590
Property, Plant and Equipment, Gross	5,431,878	4,678,839
Less: accumulated depreciation and amortization	(4,105,292)	(3,787,017)
Property, plant and equipment, net	$ 1,326,586	$ 891,822