DROPLET INSPECTION DEVICE, DROPLET INSPECTION METHOD, PROGRAM, AND COMPUTER STORAGE MEDIUM

PROBLEM TO BE SOLVED: To properly inspect a droplet discharged to a discharged body.SOLUTION: A droplet inspection device 1 includes: a radiation portion 10 that radiates an ultraviolet lay on a radiation area 22 on an inspection sheet 20 including a droplet 21; an imaging portion 11 that picks up a...

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Hauptverfasser: YAHIRO SHUNICHI, ONOE KOTARO
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:PROBLEM TO BE SOLVED: To properly inspect a droplet discharged to a discharged body.SOLUTION: A droplet inspection device 1 includes: a radiation portion 10 that radiates an ultraviolet lay on a radiation area 22 on an inspection sheet 20 including a droplet 21; an imaging portion 11 that picks up an image of the radiation area 22 where the droplet 21 (or the inspection sheet 20) emits light; an ultraviolet lay blocking filter 12 that is provided on an optical axis of the imaging portion 11 and blocks an ultraviolet lay 31 reflected from the inspection sheet 20; and a measurement portion 13a that measures the size of the droplet 21 and the position of the droplet 21 on the inspection sheet 20 on the basis of the image picked up by the imaging portion 11.SELECTED DRAWING: Figure 1 【課題】被吐出体に吐出される液滴を適切に検査する。【解決手段】液滴検査装置1は、液滴21を含む検査シート20上の照射領域22に紫外線を照射する照射部10と、液滴21(又は検査シート20)が発光した照射領域22を撮像する撮像部11と、撮像部11の光軸上に設けられ、検査シート20で反射した紫外線31を遮断する紫外線遮断フィルタ12と、撮像部11によって撮像された撮像画像に基づいて、液滴21の大きさ及び検査シート20上の液滴21の位置を計測する計測部13aと、を有する。【選択図】図1