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Revenue (Tables)
6 Months Ended
Dec. 31, 2021
Revenue  
Disaggregation of revenue

 

 

Three Months Ended
December 31,

 

 

Six Months Ended
December 31,

 

 

 

2021

 

 

2020

 

 

2021

 

 

2020

 

PMO

 

$3,762,497

 

 

$4,742,459

 

 

$7,575,447

 

 

$9,036,062

 

Infrared Products

 

 

5,075,168

 

 

 

4,808,102

 

 

 

9,963,086

 

 

 

9,532,606

 

Specialty Products

 

 

405,509

 

 

 

371,610

 

 

 

807,984

 

 

 

862,475

 

Total revenue

 

$9,243,174

 

 

$9,922,171

 

 

$18,346,517

 

 

$19,431,143