Detection device and detection method for optical back focal length of thermal imaging lens

The invention discloses a detection device and detection method for the optical back focal length of a thermal imaging lens, and belongs to the technical field of optical lenses. The detection device comprises an infrared light source, a target, a collimating and beam expanding lens, a spectroscope,...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	REN HEQI, CHEN HUIGUANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	COLORIMETRY MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT,POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED,VISIBLE OR ULTRA-VIOLET LIGHT MEASURING PHYSICS RADIATION PYROMETRY TESTING
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