| 摘要 |
The invention provides a wafer-prober wafer holder that allows positional precision and temperature uniformity to be increased, and also allows the chip to be heated and cooled rapidly, and a wafer prober device provided with the same. The wafer-prober wafer holder of the invention is constituted by a chuck top having a chuck top conducting layer on its surface, and a support member for supporting the chuck top, and has a cavity in a portion between the chuck top and the support member. The chuck top preferably is provided with a heating member.
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