Revenue Recognition

6 Months Ended

Jun. 30, 2022

Revenue from Contract with Customer [Abstract]

Revenue Recognition

Revenue Recognition

Revenue by Source

	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Instruments	$	2,446,000	$	1,158,000	$	4,042,000	$	2,040,000
Consumables	1,467,000		1,338,000		2,987,000		2,505,000
Total product revenue	3,913,000		2,496,000		7,029,000		4,545,000
Service and other	2,757,000		1,360,000		5,337,000		2,479,000
Total revenue	$	6,670,000	$	3,856,000	$	12,366,000	$	7,024,000

Revenue by Geographic Location

	Three Months Ended June 30,								Six Months Ended June 30,
	2022				2021				2022				2021
	$		%		$		%		$		%		$		%
Americas	$	2,611,000	39	%	$	2,365,000	61	%	$	5,940,000	48	%	$	3,872,000	55	%
EMEIA	2,609,000		39	%	940,000		25	%	4,348,000		35	%	2,518,000		36	%
Asia Pacific	1,450,000		22	%	551,000		14	%	2,078,000		17	%	634,000		9	%
Total	$	6,670,000	100	%	$	3,856,000	100	%	$	12,366,000	100	%	$	7,024,000	100	%

The table above provides revenue from contracts with customers by source and geographic region (based on the customer’s billing address) on a disaggregated basis. Americas consists of North America and South America. EMEIA consists of Europe, the Middle East, India and Africa. Asia Pacific includes China, Japan, South Korea, Singapore and Australia. For the three months ended June 30, 2022 and 2021, the United States represented 37.4% and 59.5% of total revenue, respectively. For the

six months ended June 30, 2022 and 2021, the United States represented 40.9% and 53.1% of total revenue, respectively. For the three and six months ended June 30, 2022, China represented 19.3% and 12.9% of total revenue, respectively. No other countries represented greater than 10% of revenue during the three and six months ended June 30, 2022 and 2021.

Remaining Performance Obligations

As of June 30, 2022, the estimated revenue expected to be recognized in the future related to performance obligations that are unsatisfied was approximately $1.4 million. These remaining performance obligations primarily relate to extended warranty and support and maintenance obligations. The Company expects to recognize approximately 59.3% of this amount as revenue during the remainder of 2022, 32.6% in 2023, and 8.1% in 2024 and thereafter. Warranty revenue is included in service and other revenue.

The Company recognized revenue of approximately $0.2 million and $0.1 million during the three months ended June 30, 2022 and 2021, respectively, and revenue of approximately $0.5 million and $0.2 million during the six months ended June 30, 2022 and 2021, respectively, which was included in the contract liability balance at the end of the previous year.