Infrared excitation number case / xim: Infrared excitation number case yog ib tus cwj mem luam ntawv muab tawm pom, ci thiab dazzling lub teeb (daj, liab, ntsuab thiab xiav) thaum raug lub teeb infrared (940-1060nm).Nrog cov yam ntxwv ntawm cov ntsiab lus thev naus laus zis siab, nyuaj rau kev luam tawm thiab muaj peev xwm tiv thaiv kev zam txim siab, nws tuaj yeem siv rau hauv kev luam ntawv tiv thaiv kev luam ntawv dav dav, tshwj xeeb tshaj yog nyob rau hauv RMB sau ntawv thiab roj av vouchers.