v3.22.4
Property and Equipment, Net
 12 Months Ended
Dec. 31, 2022
Property, Plant and Equipment [Abstract]  
Property and Equipment, Net Property and Equipment, Net
Property and equipment, net consist of the following:
December 31,
2022		December 31,
2021
Computer and office equipment$1,622,000 $819,000 
Lab equipment15,080,000 9,341,000 
Service equipment placed at customer sites10,403,000 6,556,000 
Leasehold improvements4,001,000 2,674,000 
Total property and equipment, gross31,106,000 19,390,000 
Less accumulated depreciation and amortization(13,077,000)(9,072,000)
Total property and equipment, net$18,029,000 $10,318,000 
For the years ended December 31, 2022 and 2021, the Company recorded depreciation expense of $3.8 million and $1.9 million, respectively, which includes an allocation to cost of revenue of $1.5 million and $0.9 million respectively.