Patent ID: 7342718
Filing Date: 2008-03-11
Classification: G02B

Abstract:
1. A stage comprising: a base member extending in an X direction and a Y direction, in which said Y direction is perpendicular to said X direction; a recess portion that is formed on said base member extending in said X direction; a linear movement member that is disposed in said recess portion and movable in said X direction; a first moving member that is provided on said base member and movable in said Y direction with respect to said base member the first moving member defining a slot extending in said X direction; and an X direction moving member that is disposed in said slot and movable in said X direction along said slot, wherein said X direction moving member is always engaged with said linear movement member and a second moving member which is moved together with said X direction moving member in said X direction, and has a transmission portion that guides said first moving member to move in said Y direction with respect to said base member, said second moving member has a specimen holder that is disposed on said first moving member, and said linear movement member has two guides, and said transmission portion that is extending in said Y direction and guides said second moving member and said X direction moving member together with said first moving member in said Y direction along said guides.