Light sources for oplevs

Superlum: SLD-MS-261-MP1-FC/APC-PMF

FY2012: 1 pc delivered.
FY2013: 15 pcs delivered.
FY2016: 15 pcs delivered.
Note: after repaired, it seems the company gave new serial numbers. So the old serial numbers will become unused.
20190411: renewed three are delivered: S/N 242770, 242771, 242772.
IMMT1 (serial?): 9600 hours
IMMT2 (serial?): 7200 hours
PR2 (serial?): 7200 hours
old PR3 (serial?): 7200 hours
PRM (serial?): 7200 hours
1pc at NAB@IYA (serial unknown)

Serial#	ICRR asset track#	Status

203245
203246
203247
203248
203249		Has been installed at SR2. Degrading; halved in 4800 hours.
203250		[WAS] MCo (halved at ~8400 hours)-> Detached (20180301) -> Repaired one is delivered (20190411)
203251
203252
203253		[WAS] MCi (halved at ~6000 hours) -> Detached (20181212) -> Repaired one is delivered (20190411)
203255		EY Test Mass oplev
203256		[WAS] MCe (halved at ~4800 hours??) -> Detached (20181212) -> Repaired one is delivered (20190411)
203258		EX Marionette oplev
203259		Has been installed at BS. Degrading. Halved in 10800 hours
203262		At Mitaka (as of 20190729)
203263

Serial#	ICRR asset track#	Status
225022		IY Test Mass oplev
228141		Stocked (20190730 confirmed)
228142
228143		Stocked (20190730 confirmed)
228144
228145		IX Marionette oplev
228146		Has been installed at SR3. Degrading.; halved in 7200 hours.
228147		Installed at MCo (20180301). So far it is ok (20190718).
228148		IX Test Mass opLev
228151		EY Marionette oplev
228153		IY Marionette oplev
228154		EX Test Mass oplev
228155		Installed at MCe (20181212). Not so clear as that of MCi, but this is also getting degraded.
228158		Has been installed at SRM. Degrading. Halved in 7200 hours.
228160		Installed at MCi (20181212). Note: judging from the trend monitor, even though it was replaced with those newly purchased in FY2016, it got degraded.