NIGHT VISION IMAGINING SYSTEM ACUITY VERIFICATION TEST FIXTURE

Method and apparatus for testing visual acuity of a night vision imaging system using a visual target. A fixture arranges a mirror a first distance from the night vision imaging system and arranges the visual target a second distance from the mirror. A sum of the first distance and the second distan...

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Hauptverfasser: PINE Larry P, IWASA Dale T, RIEGLER Joseph T
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Method and apparatus for testing visual acuity of a night vision imaging system using a visual target. A fixture arranges a mirror a first distance from the night vision imaging system and arranges the visual target a second distance from the mirror. A sum of the first distance and the second distance equals a target distance between the night vision imaging system and the visual target. The fixture includes a starlight generator that can illuminate the visual target with simulated starlight and/or moonlight that stimulates the night vision imaging system.