Lassen Peak Develops Handheld Weapon Scanner

Bellevue-based startup Lassen Peak has developed a handheld radar scanner that detects concealed weapons from several feet away using a proprietary ~300 GHz terahertz semiconductor chip, aiming to reduce pat-downs and escalation during police encounters. Backed by about $40 million in funding including a $10 million round led by Structural Capital, the company plans police beta tests in early 2025 and initial shipments targeted midyear, using AI-processed images and cloud storage for evidentiary records.
Key Points
- 1Deploys handheld 300 GHz radar scanner detecting concealed weapons at several feet' distance
- 2Reduces need for physical pat-downs, lowering escalation risk and protecting civilian dignity
- 3Enables departments to conduct initial remote scans, integrate evidence storage, and plan beta deployments mid-2025
Scoring Rationale
Innovative terahertz radar and commercialization plans drive high impact; limited independent validation and real-world testing constrain certainty.
Sources
Public references used for this report.
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