PROBLEM TO BE SOLVED: To provide an imaging device for shortening a hard length and preventing deterioration in function of a microlens due to an adhesive.SOLUTION: The imaging device 10 includes: an imaging element 30 where a photodetective surface 31 for receiving an optical image passing through an objective optical system 20 having a lens 21 is arranged in a positional relationship parallel with the optical axis of the objective optical system 20 and a circuit substrate 40 arranged to be electrically connected on a substrate surface 32 having the photodetective surface 31 of the imaging element 30 and has a notched part 44 mounted with an electronic component 8 and also a reflection surface 41 for forming the optical image on the photodetective surface 31 of the imaging element 30 by bending the optical axis of the objective optical system 20.COPYRIGHT: (C)2013,JPO&INPIT【課題】硬質長の短縮化を図れ、接着剤によるマイクロレンズの機能低下を防止した撮像装置を提供する。【解決手段】撮像装置10は、レンズ21を備える対物光学系20を通過した光学像を受光する受光面31が対物光学系20の光軸に対して平行な位置関係で配置される撮像素子30と、撮像素子30の受光面31を有する基板表面32上に電気的に接続されて配置される、電子部品8を実装する切欠部44及び対物光学系20の光軸を折り曲げて光学像を撮像素子30の受光面31に結像させる反射面41を有する回路基板40と、を具備している。【選択図】図2