NVIS Lighting & Aircraft Systems Modifications

Aviation Specialties Unlimited, Inc. (ASU) is a top provider of NVIS lighting and aircraft systems modifications such as cockpit lighting, which enables pilots to be able to see gauges and other indicators while maintaining their night vision.

Download the Fact Sheet

ASU stands out as the leader in NVIS installations and government compliance. ASU holds an impressive list of Federal Aviation Administration (FAA) issued Supplemental Type Certificates (STC’s) with approval of these installations by the European Aviation Safety Agency (EASA) and worldwide aviation oversight administration. See a list of STC and modifications at our NVIS Modifications page. For more on ASU aircraft modifications view our YouTube video.

S-61 NVG NVIS Aircraft Lighting Modification

S-61 NVG NVIS Aircraft Lighting Modification

Installation of NVIS Aircraft Lighting Modification for a Sikorsky S-61 Helicopter. Night Vision Imaging System (NVIS) modifications are required to maximize visual acuity and safety while operating an aircraft with night vision goggles (NVGs).


    S-61 NVG NVIS Aircraft Lighting Modification
    Bell 61, S, S-61, S 61, Bell 61, B61, S 61, S-61, Triton, LongTriton, Bell Helicopter

    Your needs

    There are multiple NVG cockpit lighting configurations available from ASU, based upon aircraft type and operational use. ASU uses more than 15 NVG filter types to ensure that cockpits conform to all required instrument lighting, clarity, color discrimination and daylight readability requirements.

    Your benefits

    ASU Certifications and endorsements:

    • FAA Part 145 Repair Station
    • FAA approved Part 135, Part 141 and Public Use NVG Training Programs
    • Manufacturer authorized night vision goggle inspection and certification
    • Parts Manufacturing Approval (PMA)


    • Minimal aircraft down time
    • Short lead times for installation
    • Cost Effective
    • Experienced NVIS modifier with more than 1,000 FAA approved modifications
    • Modified components are field serviceable

    Product description

    Installation of a Supplemental Lighting System.

    Please contact modification supplier for further details.

    STC Status: Issued
    STC Date: 05/11/12
    Responsible Office: Seattle Aircraft Certification Office (ANM-100S), Tel: (425) 917-6400

    Sikorsky Aircraft Corporation

    • S-61N