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Consolidated Statements of Cash Flows (Unaudited) (USD $)
 9 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Cash flows from operating activities    
Net income (loss) $ (415,700) $ 459,087
Adjustments to reconcile net income (loss) to net cash used in operating activities:    
Depreciation and amortization 544,067 601,334
Interest from amortization of debt costs 10,047 3,882
Loss on disposal of property and equipment 511 2,273
Stock based compensation 293,538 197,198
Provision for doubtful accounts receivable (5,765) 9,386
Change in fair value of warrant liability 184,663 (488,102)
Deferred rent (122,360) (87,446)
Changes in operating assets and liabilities:    
Trade accounts receivables (320,390) (110,668)
Other receivables 220,000 (282,500)
Inventories (730,899) (314,984)
Prepaid expenses and other assets (163,503) (33,077)
Accounts payable and accrued liabilities 380,165 13,438
Deferred revenue (1,966) (35,784)
Net cash used in operating activities (127,592) (65,963)
Cash flows from investing activities    
Purchase of property and equipment (1,362,374) (671,220)
Net cash used in investing activities (1,362,374) (671,220)
Cash flows from financing activities    
Proceeds from sale of common stock from employee stock purchase plan 7,413 8,981
Costs associated with conversion of debentures    (39,919)
Repayments of debentures    (180,000)
Proceeds from exercise of warrants, net of costs 1,538,808   
Payments on capital lease obligation (6,161) (2,701)
Net cash provided by (used in) financing activities 1,540,060 (213,639)
Effect of exchange rate on cash and cash equivalents 9,261 225
Change in cash and cash equivalents 59,355 (950,597)
Cash and cash equivalents, beginning of period 1,565,215 2,354,087
Cash and cash equivalents, end of period 1,624,570 1,403,490
Supplemental disclosure of cash flow information:    
Interest paid in cash 769 1,757
Income taxes paid 2,541 2,350
Vesting of restricted stock units 1,912   
Supplemental disclosure of non-cash investing & financing activities:    
Prepaid interest on convertible debentures through the issuance of common stock    87,000
Issuance of common stock through the conversion of 8% debentures    907,500
Purchase of equipment through capital lease arrangements 12,972   
Reclassification of tooling costs to inventory 425,626   
Reclassification of warrant liability upon exercise $ 277,070