REVENUE RECOGNITION (Tables)

3 Months Ended

Sep. 30, 2022

Revenue from Contract with Customer [Abstract]

Schedule of disaggregation of revenues

	Three Months Ended September 30,
	2022		2021
Engineering Design Services	$	1,642,967	$	373,316
Optical Components		2,652,681		1,538,932
Medical Device Products & Assemblies		789,653		424,096
	$	5,085,301	$	2,336,344

Schedule of contract liabilities

	Three Months Ended September 30,
	2022			2021
Contract liabilities, beginning of period	$	905,113		$	450,084
Unearned revenue received from customers		455,613			205,389
Revenue recognized		(327,835	)		(318,901	)
Contract liabilities, end of period	$	1,032,891		$	336,572