||Parameter||LCGT BRSE(2004)<<FootNote(2004 data referred to [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/DocDB/ShowDocument?docid=30&version=1|LCGT design document 1.0]].)>>||LCGT BRSE(2007)<<FootNote(2007 data referred to [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/DocDB/ShowDocument?docid=30|LCGT design document 2.0]] and [[attachment:LCGT/subgroup/ifo/ISC/CoreDocuments/TAC.ppt|TAC presentation]] at 2005/8/23)>>||LCGT BRSE(2009)||LCGT DRSE(2009)||units||
||Wave length||1064||1064||1064||1064||nm||
||Initial Laser Power||300||150||150||150||W||
||Injecting Laser Power into IFO||100||75(carrier)||75||75||W||
||Modulation depth||Not defined||Not defined|| || || ||
||RF freq 1||15.025(AM)||9.98125(AM)|| || ||MHz||
||RF freq 2||49.5825(PM)||59.8875(PM)|| || ||MHz||
||MC1 length||9.755||9.755|| || ||m||
||MC2 length||199.78||180.463?|| || ||m||
||MC1 FSR||15.525||15.525|| || ||MHz||
||MC2 FSR||0.75125||0.831771?|| || ||MHz||
||MC1 Finesse||1720||1720|| || ||MHz||
||MC2 Finesse||1000||1000|| || ||MHz||
|| || || || || || ||
||EM Reflectivity||0.99995||0.99995|| 0.99995 || 0.99995 || ||
||FM Reflectivity||0.995||0.996|| 0.992 || 0.992 || ||
||PRM Reflectivity||0.76||0.80|| 0.77 || 0.77 || ||
||SRM Reflectivity||0.68||0.77|| 0.88 || 0.88 || ||
||BS Reflectivity||0.5?||0.5?|| 0.5 || 0.5 || ||
||EM Transmittance||2e-5||2e-5|| 3e-5 || 3e-5 || ||
||FM Transmittance||0.00497||0.00399|| 0.00798 || 0.00798 || ||
||PRM Transmittance||0.23997||0.19999|| 0.22998 || 0.22998 || ||
||SRM Transmittance||0.31997||0.22999|| 0.11998 || 0.11998 || ||
||BS Transmittance||0.49997?||0.49999?|| || || ||
||EM Loss||3e-5||1e-5(3e-5?)|| 2e-5 || 2e-5 || ||
||FM Loss||3e-5||1e-5(3e-5?)|| 2e-5 || 2e-5 || ||
||PRM Loss||3e-5||1e-5(3e-5?)|| 2e-5 || 2e-5 || ||
||SRM Loss||3e-5||1e-5(3e-5?)|| 2e-5 || 2e-5 || ||
||BS Loss ||3e-5||1e-5(3e-5?)|| || || ||
|| || || || || || ||
||Arm cavity length||3000||3000||3000||3000||m||
||PR cavity length||14.9899?||45?|| || ||m||
||PRM-BS length||Not defined||Not defined|| || ||m||
||BS-FM X length||Not defined||Not defined|| || ||m||
||BS-FM Y length||Not defined||Not defined|| || ||m||
||Asymmetry length||1.4990?||7.5?|| || ||m||
||SR cavity length||17.9878?||45?|| || ||m||
||SRM-BS length||Not determined||Not determined|| || ||m||
||SRC detuning phase||pi/2||pi/2||pi/2|| 1.343 ||rad||
|| || || || || || ||
||Arm cavity FSR||0.05||0.05|| || ||MHz||
||PRC cavity FSR||19.3166||6.7|| || ||MHz||
||Arm cavity Finesse||1250||1548|| 777 || 777 || ||
||Arm power gain||796||987|| || || ||
||Arm power(single)||0.398||0.3859|| 0.202 || 0.202 ||MW||
||PR gain||10||10.63|| 11 || 11 || ||
||PRC power on BS||1000||797.14|| 825 || 825 ||W||
||SR gain||10||14.68|| ? || N/A || ||
||Arm cavity cut-off frequency|| ||16.14|| 31.8 || 31.8 ||Hz||
||PR cavity cut-off frequency|| ||1.209e6|| || ||Hz||
||PR-Arm cut-off frequency|| ||1.189|| 2.3 || 2.3 ||Hz||
||Signal band|| ||236.9|| || ||Hz||
||MICH contrast||0.995||0.995|| || || ||
||Other losses in PRC||Not defined||1e-3|| 0.02/PRG || 0.02/PRG || ||
||Other losses in SRC||Not defined|| || 0.02/SRG || 0.02/SRG || ||
|| || || || || || ||
||EM mass||50.9||30||30||30||kg||
||FM mass||50.9||30||30||30||kg||
||PRM mass||Not defined||Not defined|| || ||kg||
||SRM mass||Not defined||Not defined|| || ||kg||
||BS mass||Not defined||Not defined|| || ||kg||
|| || || || || || ||
||EM ROC||4500||4500||4500||4500||m||
||FM ROC||Infinity||Infinity||Infinity||Infinity||m||
||FM AR ROC||12||??||Infinity||Infinity||m||
||PRM ROC||0.81||??|| || ||m||
||SRM ROC||Not defined||Not defined|| || ||m||
||BS ROC||Infinity||Infinity|| || ||m||
|| || || || || || ||
||EM AR Reflectivity||Not defined||1e-3|| || || ||
||FM AR Reflectivity||Not defined||1e-3|| || || ||
||PRM AR Reflectivity||Not defined||1e-3|| || || ||
||SRM AR Reflectivity||Not defined||1e-3|| || || ||
||BS AR Reflectivity||Not defined||1e-3|| || || ||
||EM AR Loss||Not defined||Not defined|| || || ||
||FM AR Loss||Not defined||Not defined|| || || ||
||PRM AR Loss||Not defined||Not defined|| || || ||
||SRM AR Loss||Not defined||Not defined|| || || ||
||BS AR Loss||Not defined||Not defined|| || || ||
|| || || || || || ||
||EM absorption loss (bulk)||20||20|| || ||ppm/cm||
||FM absorption loss (bulk)||20||20|| 20 || 20 ||ppm/cm||
||EM absorption loss (coat)|||||| || ||ppm||
||FM absorption loss (coat)|||||| <1 || <1 ||ppm||
||PRM absorption loss||5||5|| || ||ppm/cm||
||SRM absorption loss||5||5|| || ||ppm/cm||
||BS absorption loss||5||5|| || ||ppm/cm||
||EM thickness||18||15|| 15 || 15 ||cm||
||FM thickness||18||15|| 15 || 15 ||cm||
||PRM thickness||Not defined||Not defined|| || ||cm||
||SRM thickness||Not defined||Not defined|| || ||cm||
||BS thickness||Not defined||Not defined|| || ||cm||
||EM bulk Loss||1000||1000|| || ||ppm||
||FM bulk Loss||1000||1000|| || ||ppm||
||PRM bulk Loss||1000||1000|| || ||ppm||
||SRM bulk Loss||1000||1000|| || ||ppm||
||BS bulk Loss||1000||1000|| || ||ppm||
|| || || || || || ||
||OMC input/output mirror reflectivity||0.8||0.8|| || || ||
||OMC end mirror reflectivity||0.99995||0.99995|| || || ||
||OMC length||0.07||0.07|| || ||m||
||OMC MC FSR||4282||4282|| || ||MHz||
||OMC Finesse||14||14|| || ||MHz||
|| || || || || || ||
||Quantum efficiency||Not defined||Not defined|| 0.9 || 0.9 ||　||
||Frequency Stabilization band width||10000||10000|| || ||Hz||
||CARM control band width||Not defined||0.1|| || ||Hz||
||DARM control band width||Not defined||1000|| || ||Hz||
||PRC control band width||Not defined||1000|| || ||Hz||
||MICH control band width||Not defined||10|| || ||Hz||
||SRC control band width||Not defined||1000|| || ||Hz||