| Schedule of Operating Results by Reportable Segment |
The following table summarizes the operating results by reportable segment for the periods presented (dollars in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, | | 2026 | | 2025 | | Laser Products | | Advanced Development | | Total | | Laser Products | | Advanced Development | | Total | | Revenue | $ | 59,363 | | | $ | 23,228 | | | $ | 82,591 | | | $ | 40,824 | | | $ | 20,911 | | | $ | 61,735 | | | Cost of revenue | (34,167) | | | (21,482) | | | | | (24,507) | | | (18,173) | | | | | Segment gross profit | $ | 25,196 | | | $ | 1,746 | | | $ | 26,942 | | | $ | 16,317 | | | $ | 2,738 | | | $ | 19,055 | | | Segment gross margin | 42.4 | % | | 7.5 | % | | | | 40.0 | % | | 13.1 | % | | | | Other cost of revenue | | | | | 1,217 | | | | | | | 598 | | | Gross profit | | | | | 25,725 | | | | | | | 18,457 | | | Total operating expenses | | | | | (29,292) | | | | | | | (22,693) | | | Interest income | | | | | 2,474 | | | | | | | 1,108 | | | Interest expense | | | | | (204) | | | | | | | (388) | | | Other income, net | | | | | 33 | | | | | | | (58) | | | Income (loss) before income taxes | | | | $ | (1,264) | | | | | | | $ | (3,574) | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Six Months Ended June 30, | | 2026 | | 2025 | | Laser Products | | Advanced Development | | Total | | Laser Products | | Advanced Development | | Total | | Revenue | $ | 117,565 | | | $ | 45,207 | | | $ | 162,772 | | | $ | 76,502 | | | $ | 36,901 | | | $ | 113,403 | | | Cost of revenue | (66,387) | | | (41,876) | | | | | (47,661) | | | (32,318) | | | | | Segment gross profit | $ | 51,178 | | | $ | 3,331 | | | $ | 54,509 | | | $ | 28,841 | | | $ | 4,583 | | | $ | 33,424 | | | Segment gross margin | 43.5 | % | | 7.4 | % | | | | 37.7 | % | | 12.4 | % | | | | Other cost of revenue | | | | | 2,271 | | | | | | | 1,168 | | | Gross profit | | | | | 52,238 | | | | | | | 32,256 | | | Total operating expenses | | | | | (56,524) | | | | | | | (46,102) | | | Interest income | | | | | 4,036 | | | | | | | 2,796 | | | Interest expense | | | | | (504) | | | | | | | (436) | | | Other income, net | | | | | 188 | | | | | | | (44) | | | Income (loss) before income taxes | | | | $ | (566) | | | | | | | $ | (11,530) | |
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