The Department of Commerce, specifically the National Institute of Standards and Technology (NIST), is seeking bids from small businesses for a 509 nm Tunable Stable Laser System through a Request for Quotation (RFQ) numbered NB688000-25-00627. The system is intended for precision laser spectroscopy applications, facilitating the fabrication of silicon machined cells containing alkali atoms for voltage and RF sensing, with key specifications including a central wavelength around 509 nm, a linewidth of less than 200 kHz, and an output power exceeding 300 mW. Interested offerors must submit their quotations, including detailed technical documentation and pricing, by the specified deadline, and are encouraged to contact Angela Hitt at angela.hitt@nist.gov or 303-497-7305 for further inquiries. The procurement will follow a Lowest Price Technically Acceptable (LPTA) methodology, with delivery and installation expected within four months post-award.