optics
type: Concept
narrower: optical detection
preferred label: نورشناسی @fa

ultraviolet detection
type: Concept
preferred label: آشکارسازی فرابنفش @fa
related: optical detection

infrared detection
type: Concept
preferred label: آشکارسازی فروسرخ @fa
related: optical detection

optical detection
type: Concept
alternative label: PERISCOPIOS
broader: optics
broader: detection
preferred label: آشکارسازی نوری @fa
related: ultraviolet detection
related: infrared detection
related: optical countermeasures
scope note: PERISCOPIOS

optical countermeasures
type: Concept
preferred label: ضدعملیات نوری @fa
related: optical detection

detection
type: Concept
narrower: optical detection
preferred label: آشکارسازی @fa