| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an observation assist device of an objective optical system by which a living tissue and various organs or the like of an experimental animal can be observed stably by two or more times for over a comparatively long period of time. <P>SOLUTION: The observation assist device 1 of an objective optical system includes: a guide section 10 of a substantially cylindrical shape which has an opening part 12 in which an objective lens 42 can be inserted or removed, and which defines an optical axis position of the objective lens 42 inserted from the opening part 12; an insertion part 20 which extends along an optical axis direction of the objective lens 42 from the guide section 10, and has an observation window 24 that penetrates light at the distal end; and arm 30 which projects toward a radial direction outside from an outer peripheral surface of the insertion part 20 or the guide section 10. <P>COPYRIGHT: (C)2013,JPO&INPIT |
