Segment, Customer and Geographical Reporting (Details) (USD $)	3 Months Ended		9 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Sep. 30, 2012
Segment Reporting Information [Line Items]
Revenue	$ 11,322,342	$ 12,082,037	$ 32,360,147	$ 36,513,342
Gross Profit	4,827,879	4,984,659	14,246,317	15,195,950
Impairment of goodwill & long-lived assets	0	0	6,763,072	0
Operating Income (Loss)	(215,507)	(139,351)	(7,654,808)	(552,739)
Depreciation and Amortization	459,226	391,773	1,329,401	1,134,966
Capital expenditures	206,898	76,700	422,577	764,028
Intangibles, Net	3,606,177	5,885,922	3,606,177	5,885,922	6,703,305
Goodwill	6,136,128	13,287,807	6,136,128	13,287,807	10,254,160
Total Assets	27,748,771	40,472,463	27,748,771	40,472,463	37,465,428
Contract Research [Member]
Segment Reporting Information [Line Items]
Revenue	5,933,085	6,473,078	16,331,775	19,677,334
Gross Profit	2,514,235	2,487,372	7,376,158	7,699,303
Impairment of goodwill & long-lived assets	0		0
Operating Income (Loss)	22,869	202,551	254,278	506,046
Depreciation and Amortization	88,770	59,058	231,189	153,995
Capital expenditures	0	3,273	(1,095)	350,492
Intangibles, Net	332,800	375,467	332,800	375,467
Goodwill	4,938,625	4,938,625	4,938,625	4,938,625
Total Assets	13,562,650	13,895,142	13,562,650	13,895,142
Optics [Member]
Segment Reporting Information [Line Items]
Revenue	3,860,648	4,157,751	12,044,354	11,754,515
Gross Profit	1,500,419	1,696,071	4,832,981	4,629,856
Impairment of goodwill & long-lived assets	0		0
Operating Income (Loss)	25,402	336,112	413,414	531,205
Depreciation and Amortization	191,741	184,512	562,065	533,612
Capital expenditures	206,898	(35,156)	416,580	289,685
Intangibles, Net	848,046	388	848,046	388
Goodwill	1,197,503	2,049,611	1,197,503	2,049,611
Total Assets	8,780,459	11,351,634	8,780,459	11,351,634
Instruments [Member]
Segment Reporting Information [Line Items]
Revenue	1,498,609	1,443,756	3,796,967	5,056,540
Gross Profit	783,225	794,875	1,850,127	2,883,666
Impairment of goodwill & long-lived assets	0		6,763,072
Operating Income (Loss)	(48,219)	(441,905)	(7,774,714)	(901,357)
Depreciation and Amortization	163,715	133,203	491,147	402,359
Capital expenditures	0	108,583	7,092	123,851
Intangibles, Net	2,230,334	5,255,067	2,230,334	5,255,067
Goodwill	0	6,299,571	0	6,299,571
Total Assets	5,142,707	14,916,226	5,142,707	14,916,226
Biomedical [Member]
Segment Reporting Information [Line Items]
Revenue	30,000	7,452	187,051	24,953
Gross Profit	30,000	6,341	187,051	(16,875)
Impairment of goodwill & long-lived assets	0		0
Operating Income (Loss)	(215,559)	(236,109)	(547,786)	(688,633)
Depreciation and Amortization	15,000	15,000	45,000	45,000
Capital expenditures	0	0	0	0
Intangibles, Net	194,997	255,000	194,997	255,000
Goodwill	0	0	0	0
Total Assets	$ 262,955	$ 309,461	$ 262,955	$ 309,461