< Topic >Concerning the function of the other device of astral lamp device original function and the diagnosis and treatment chair etc the astral lamp device which can do the diagnosis and treatment which uses the magnifier easily without the using selfishness being restricted, is offered.SolutionsThis astral lamp device 2 becomes in order the 1st arm where the end face is locked to the floor face and the like and, in the Tip of the 1st arm, to become time motion unrestricted in top and bottom direction the 2nd arm 22 where the end face is concatenated and, the astral lamp itself which is concatenated to the Tip of 2nd arm 22 23 and, the magnifier arm the magnifier itself where is concatenated to the Tip of 24 where the end face is concatenated to the 1st arm and magnifier arm 24 25 and, having.< Choice figure >Drawing 2【課題】無影灯装置本来の機能や診療椅子等の他の装置の機能についての使い勝手が制限されることなく、容易に拡大鏡を用いた診療を行うことができる無影灯装置を提供する。【解決手段】この無影灯装置2は、基端が床面などに固定された第1アームと、第1アームの先端に、上下方向において回動自在となるよう基端が連結された第2アーム22と、第2アーム22の先端に連結された無影灯本体23と、第1アームに基端が連結された拡大鏡アーム24と、拡大鏡アーム24の先端に連結される拡大鏡本体25と、を備えてなる。【選択図】図2
