Segment, Customer and Geographical Reporting (Details) (USD $)	3 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Sep. 30, 2012
Revenue	$ 10,553,275	$ 12,132,295
Gross Profit	4,626,866	5,126,948
Operating Income (Loss)	(191,287)	186,328
Depreciation and amortization	426,458	380,120
Capital expenditures	315,568	405,341
Intangibles, net	6,527,608	7,283,952	6,703,305
Goodwill	10,264,499	12,521,971	10,254,160
Total Assets	36,379,675	40,714,330	37,465,428
Contract Research [Member]
Revenue	4,910,840	6,225,283
Gross Profit	2,214,053	2,440,288
Operating Income (Loss)	(606)	145,217
Depreciation and amortization	62,782	37,160
Capital expenditures	186,330	262,020
Intangibles, net	339,886	429,400
Goodwill	4,938,625	4,938,625
Total Assets	13,290,669	11,284,826
Optics [Member]
Revenue	4,251,940	3,912,551
Gross Profit	1,700,555	1,462,418
Operating Income (Loss)	385,676	164,123
Depreciation and amortization	185,628	193,503
Capital expenditures	122,146	140,876
Intangibles, net	946,525	1,075,619
Goodwill	1,310,802	1,283,775
Total Assets	10,607,828	13,692,936
Instruments [Member]
Revenue	1,284,038	1,983,536
Gross Profit	605,801	1,251,423
Operating Income (Loss)	(455,694)	79,544
Depreciation and amortization	163,048	134,457
Capital expenditures	7,092	2,445
Intangibles, net	5,016,201	5,493,933
Goodwill	4,015,072	6,299,571
Total Assets	12,092,507	15,351,880
Biomedical [Member]
Revenue	106,457	10,925
Gross Profit	106,457	(27,181)
Operating Income (Loss)	(120,663)	(202,556)
Depreciation and amortization	15,000	15,000
Capital expenditures	0	0
Intangibles, net	224,996	285,000
Goodwill	0	0
Total Assets	$ 388,671	$ 384,688