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Inventories
 6 Months Ended
Jun. 27, 2020
Inventory Disclosure [Abstract]  
Inventories
3.
Inventories
Inventories are stated at the lower of average cost or net realizable value and consist of the following:
 
June 27,
2020
 
  
December 28,
2019
 
 
(In thousands)
 
Raw materials
  $
11,280
    $
15,286
 
Work-in-progress
   
4,363
     
4,748
 
Finished goods
   
6,567
     
4,873
 
                 
  $
22,210
    $
24,907
 
                 
Net inventories at June 27, 2020 and December 28, 2019 included one VERTEX SPECTRA system for DCP under evaluation in a customer’s factory and one MATRIX PVD system for advance semiconductor packaging under evaluation in a customer’s factory. Net inventories at June 27, 2020 also included one VERTEX SPECTRA system for DCP at Intevac’s factory pending delivery to a customer for evaluation.