The U.S. Army is seeking manufacturers and suppliers capable of providing new Light Interference Filters for the ENVG PSQ-20B night vision system, with an estimated quantity of 1,000-5,000 units required over a five-year period. This is a market survey and not a formal solicitation. Interested and capable suppliers must contact the government before May 8, 2026, to express their interest and submit required documentation. Responses must include a list of producible items and proof of capability, such as test results or purchase orders. No location for performance or specific budget amounts were detailed.