The National Institute of Standards and Technology (NIST) is seeking two narrow-band, wavelength-locked laser systems for quantum network research, with one system locked around 1530 nm and the other around 1550 nm. This is a small business set-aside competition under NAICS code 334516. The contractor must deliver all requirements within three months after receipt of order, with delivery FOB Destination to NIST. No specific budget amount is mentioned in the description. The location for performance of services is not specified.