CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Net sales:
Equipment revenues		$ 19,042	$ 18,681	$ 55,926	$ 56,056
Service revenues		3,158	2,126	8,560	5,634
Net sales	[1]	22,200	20,807	64,486	61,690
Cost of sales:
Equipment related expenses		12,557	12,026	36,580	35,596
Service related expenses		751	420	2,049	1,427
Cost of sales		13,308	12,446	38,629	37,023
Gross Profit		8,892	8,361	25,857	24,667
Operating expenses:
Research and development expenses		1,669	1,698	4,915	4,935
Selling, general, and administrative expenses		5,311	5,527	16,805	16,816
Operating expenses		6,980	7,225	21,720	21,751
Operating Income		1,912	1,136	4,137	2,916
Other expense:
Interest, net		19	17	67	59
Income before Income Taxes		1,893	1,119	4,070	2,857
Income tax expense		64	167	118	480
Net Income		$ 1,829	$ 952	$ 3,952	$ 2,377
Net Income per share:
Basic		$ 0.1	$ 0.05	$ 0.21	$ 0.13
Diluted		$ 0.1	$ 0.05	$ 0.21	$ 0.13
Weighted average number of shares outstanding:
Basic		18,737,000	18,819,000	18,811,000	18,797,000
Diluted		18,772,000	18,855,000	18,845,000	18,844,000

[1] All of the Company's sales originate in the United States and are shipped primarily from the Company's facilities in the United States. There were no sales into any one foreign country in excess of 10% of total Net Sales.