# Notice of Intent to Sole Source with Toptica Photonics for a Narrow-Linewidth, Frequency-Doubled 556 nm Laser System

Canonical: https://abierto.us/opportunities/nb3050002600578

- Solicitation number: NB305000-26-00578
- Notice type: Special notice (first published as sources sought)
- Status: Closed. Deadline was February 25, 2026 at 6:00 PM EST
- Department: Department of Commerce
- Agency: National Institute of Standards and Technology
- Contracting office: Department of Commerce NIST (1333ND)
- NAICS: 334516 Analytical Laboratory Instrument Manufacturing
- Product or service code: 6640 Laboratory Equipment and Supplies
- Place of performance: Gaithersburg, Maryland
- County: Montgomery County (FIPS 24031). https://abierto.us/counties/montgomery-county-md-24031
- City: Gaithersburg. https://abierto.us/cities/gaithersburg-md-2431175
- First posted: February 18, 2026
- Last posted: March 19, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/22dc25f04d68445e89a63bab6bd7590a/view

## Description

SEE ATTACHED NOTICE OF INTENT TO SOLE SOURCE FOR RESPONSE INSTRUCTIONS AND PERTINENT DETAIL

## Publications

- February 18, 2026: Sources sought, due February 25, 2026 at 6:00 PM EST. Notice c114eaba576c405988d18ff6fdbffce1. https://sam.gov/workspace/contract/opp/c114eaba576c405988d18ff6fdbffce1/view
- March 19, 2026: Special notice, due March 26, 2026 at 2:00 PM EDT. Notice 22dc25f04d68445e89a63bab6bd7590a. https://sam.gov/workspace/contract/opp/22dc25f04d68445e89a63bab6bd7590a/view

## Points of contact

- Ranae M. Armstrong, ranae.armstrong@nist.gov
- Donald Collie, donald.collie@nist.gov

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/nb3050002600578.