Patent ID: 7580125

Claim:
A liquid cell that fixes a sample in a condition in which the sample is dipped in a solution, comprising: a lower mount including a bottom plate formed like a flat plate and having a mounting surface on which the sample is mounted, and a wall section having a circular shape disposed on the bottom plate so as to surround the periphery of the mounted sample and capable of trapping the solution inside the surrounded area; an upper mount including an upper plate formed like a flat plate in a condition in which an opening is formed in a center of the upper plate and abutting on an upper surface of the wall section, and a flange section formed so as to be bent from an outer edge of the upper plate at an angle of substantially 90 degrees, and abutting on an outer peripheral surface of the wall section, the upper mount being capable of fitting to the lower mount from above; and a holding member that abuts on an outer edge of the sample to press the sample against the mounting surface from above when the upper mount fits, wherein, an outer peripheral surface of the wall section and an inner circumferential surface of the flange section are provided with fitting means that fits the upper mount to the lower mount while screwing the upper mount.