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Revenue (Details) - USD ($)	3 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Revenues	$ 7,366,901	$ 9,103,343
PMO
Revenues	3,272,555	3,812,950
Speciality Products [Member]
Revenues	454,687	402,475
Infrared Products
Revenues	$ 3,639,659	$ 4,887,918

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

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