CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($)	Mar. 31, 2019	Jun. 30, 2018
Current Assets:
Cash and cash equivalents	$ 1,352,767	$ 402,738
Accounts receivable, net	826,828	796,923
Inventories, net	1,129,846	1,144,068
Prepaid expenses	139,438	70,991
Total current assets	3,448,879	2,414,720
Property and Equipment:
Machinery and equipment	2,586,359	2,511,638
Leasehold improvements	590,641	553,596
Furniture and fixtures	148,303	148,303
Total	3,325,303	3,213,537
Less: Accumulated depreciation and amortization	(3,187,533)	(3,164,051)
Net fixed assets	137,770	49,486
Patents, net	49,807	47,275
TOTAL ASSETS	3,636,456	2,511,481
Current Liabilities:
Current portion of capital lease obligation	9,416	8,962
Accounts payable	644,729	704,450
Customer advances	258,928	857,842
Accrued employee compensation	194,354	238,590
Accrued professional services	65,000	98,000
Accrued warranty expense	25,000	25,000
Total current liabilities	1,197,427	1,932,844
Capital lease obligation, net of current portion	7,481	14,601
Stockholders' Equity:
Common Stock, $0.01 par value - Authorized - 50,000,000 shares; Issued and Outstanding ? 12,038,139 shares at March 31, 2019 and 10,197,139 shares at June 30, 2018	120,382	101,972
Additional paid-in capital	47,839,004	45,484,186
Accumulated deficit	(45,527,838)	(45,022,122)
Total stockholders' equity	2,431,548	564,036
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 3,636,456	$ 2,511,481