CONSOLIDATED STATEMENTS OF INCOME - USD ($)	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Net sales:
Revenues	$ 31,051,000	$ 23,173,000
Cost of sales:
Cost of sales	17,595,000	12,481,000
Gross Profit	13,456,000	10,692,000
Operating expenses:
Research and development	1,931,000	1,889,000
Selling, general, and administrative expenses	7,346,000	6,149,000
Total Operating Expenses	9,277,000	8,038,000
Operating Income	4,179,000	2,654,000
Other income (expense):
Interest and other expense, net	17,000	(6,000)
Other income	3,904,000
Income before Provision for Income Taxes	8,100,000	2,648,000
Provision for Income Taxes	348,000	329,000
Net Income	$ 7,752,000	$ 2,319,000
Income per share:
Basic (in dollars per share)	$ 0.42	$ 0.13
Diluted (in dollars per share)	$ 0.42	$ 0.13
Weighted average number of shares outstanding:
Basic (in shares)	18,350,000	18,347,000
Diluted (in shares)	18,422,000	18,392,000
Equipment
Net sales:
Revenues	$ 20,827,000	$ 15,898,000
Cost of sales:
Cost of sales	16,172,000	11,307,000
Services
Net sales:
Revenues	10,224,000	7,275,000
Cost of sales:
Cost of sales	$ 1,423,000	$ 1,174,000