Consolidated Statements of Income - USD ($)	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Consolidated Statements of Income
Net sales	$ 29,117,528	$ 27,444,223
Cost of sales	20,048,069	17,423,851
Gross profit	9,069,459	10,020,372
Selling, general, and administrative expenses	9,229,405	9,213,433
Research and development expenses	926,954	992,729
Operating loss	(1,086,900)	(185,790)
Other income (expense):
Interest income	4,920	44
Interest expense	(330,842)	(231,865)
Other income, net	13,577	20,446
Total other expense	(312,345)	(211,375)
Loss before income tax benefit	(1,399,245)	(397,165)
Income tax (provision) benefit	(851,092)	126,023
Net loss	(2,250,337)	(271,142)
Deemed dividend on 8% convertible preferred stock	(2,858,887)
8% Convertible preferred stock dividend	(882)
Net loss applicable to common stockholders	$ (5,110,106)	$ (271,142)
Basic and diluted net loss per common share	$ (2.03)	$ (0.11)
Weighted-average basic and diluted common shares outstanding	2,520,723	2,519,490