Sources Sought HEALTH AND HUMAN SERVICES, DEPARTMENT OF NATIONAL INSTITUTES OF HEALTH - NIDA is seeking a three photon laser system for deep brain imaging of red activity reporting fluorophores in learning and behaving animals. The system must meet specific requirements including a compact footprint, maximum user-tunable repetition rate, signal wavelength, pulse energy, pulse duration, integrated pump laser specifications, and a warranty. The Government anticipates making one Firm, Fixed-Price award with an anticipated delivery date of within 12 weeks After Receipt of Order (ARO). Interested companies should submit documentation of their ability to meet the project requirements, including their Unique Entity Identifier (UEI), organization name and address, point of contact information, size and type of business, and place of manufacture. Responses must be submitted electronically to Kimberly Espinosa, Contracting Officer, at kimberly.espinosa@nih.gov. This notice does not obligate the Government to award a contract, but responses may be used for future solicitation purposes. No proprietary or confidential business data should be submitted.