I bought a GigE camera.

http://www.baslerweb.com/en/products/cameras/area-scan-cameras/ace/aca2040-25gmnir

You can find information on KAGRA camera system.

http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=4237

To use this camera, we need

* Giga-bit Ethernet cable

* Power supply : http://www.baslerweb.com/en/products/accessories/ios-power/power-supply-12v-hrs-6pin

* PoE (Power over Ethernet) Injector:  http://www2.elecom.co.jp/network/injector/lan-gsw01es1/

and

* Pylon software: http://www.baslerweb.com/en/support/downloads/software-downloads