Deferred Tax Assets and Liabilities (Details) (USD $)	Sep. 30, 2012	Sep. 30, 2011
Deferred Tax Assets and Liabilities [Abstract]
Deferred Tax Assets, Inventory	$ 41,000	$ 118,000
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits	450,000	458,000
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Warranty Reserves	148,000	149,000
Deferred Tax Assets, Property, Plant and Equipment	507,000	421,000
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts	341,000	381,000
Deferred Tax Assets, Deferred Income	224,000	270,000
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	3,043,000	2,769,000
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	915,000	838,000
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	222,000	165,000
Deferred Tax Assets, Other	286,000	221,000
Deferred Tax Assets, Gross	6,177,000	5,790,000
Deferred Tax Liabilities, Other	48,000	93,000
Deferred Tax Liabilities, Gross	48,000	93,000
Deferred tax assets net of liabilities before valuation allowance	6,129,000	5,697,000
Deferred Tax Assets, Valuation Allowance	(6,129,000)	(5,697,000)
Deferred Tax Assets, Net	$ 0	$ 0