CPC A61B 6/4266 (2013.01) [A61B 6/5241 (2013.01)] | 17 Claims |
1. A detector, comprising:
a panel unit including a first panel and a second panel partially overlapping a rear portion of an end of the first panel;
at least one marker disposed between a front portion of the first panel and a front portion of the second panel; and
a radiation transmitting part formed at the end of the first panel and provided with the at least one marker;
wherein the first panel includes:
a first detection unit disposed in the first panel; and
a second detection unit disposed within the first panel and partially overlapping a rear portion of an end of the first detection unit.
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