Content Comparison

Tungsten-Halogen

Thorlabs

SLS201L

No serial number is visible on enclosure exterior. Might be one on lamp itself, but I (SG) did not take the unit apart to look at lamp. Something to check if lamp burns out.

Tungsten-Halogen

Thorlabs

SLS201L

(add etalon’s super-K information)

NOTE: When a lamp is changed, please record the change in the table below, and also update the appropriate KTL keyword with the new serial number. The relevant keywords for the hollow cathode lamps are:

kpflamp.TH_DAILY_SN

kpflamp.TH_GOLD_SN

kpflamp.U_DAILY_SN

kpflamp.U_GOLD_SN

SSL

Photron HJE0762 (which was actually Th-Ne)

Aug 26, 2022

Installed

HJE0762 as ThAr

Daily

Dec 12, 2022

Removed HNC0486 as ThAr Gold
Moved HJE0762 from ThAr Daily to ThAr Gold (ThAr Daily supply does not work)
Installed L82979 as ThAr Daily

Dec 15, 2022

Removed

Green Scientific L82979 from ThAr Daily (broken)
[note: originally said HJE0762 but was changed given description just above]
Installed Green Scientific L82890 as ThAr Daily

Feb 11, 2023

ThAr Daily (please verify serial number) reported as having substantially reduced flux, probably starting around Jan 26 2023.

Feb 15, 2023

Brett installed Green Scientific L82884 in Th-Ar Daily. No flux seen in cals during subsequent days.

Feb 21, 2023

• Serial of lamp pulled from Th Daily (no serial on it, serial is on box)

• Serial of lamp in Th Gold is L82890

• Moved L82890 to Daily as test

  • 13 ma showing on on needle on power supply

  • Keyword TH_DAILY_AMPS shows 223ma

  • PDU shows 18W draw

  • Can see light on summit from lamp (not fully inserted)

• Brett put GS lamp from Th_Daily (presumably L82884) in Th Gold

  • Brett also wrote s/n on that lamp to help in future troubleshooting of that power supply (we’re presuming the notes from Feb 15 are correct)

(Note: the kpflamps.TH_DAILY_SN and kpflamps.TH_GOLD_SN keywords were not updated)

April 10, 2023

Grant Hill made the change:

• L82890 came out (of Th_Daily)

• L82945 went in

(Note: the kpflamps.TH_DAILY_SN keyword was not updated until May 9)

August 24, 2023

John Valliant installed L82932 (s/n keyword also updated to this value)

August 6, 2024

Dennis Patterson installed L74828 (see Daylog Ticket K1-34509). kpflamps.TH_DAILY_SN updated to L74828.

Aug 26, 2022

Installed HNC0486 as ThAr Gold (this was the legacy lamp from Jerry/TEDI)

Dec 12, 2022

Removed HNC0486 as ThAr Gold
Moved HJE0762 from ThAr Daily to ThAr Gold (ThAr Daily supply does not work)
Installed L82979 as ThAr Daily

Feb 21, 2023

• Serial of lamp pulled from Th Daily (no serial on it, serial is on box)

• Serial of lamp in Th Gold is L82890

• Moved L82890 to Daily as test

  • 13 ma showing on on needle on power supply

  • Keyword TH_DAILY_AMPS shows 223ma

  • PDU shows 18W draw

  • Can see light on summit from lamp (not fully inserted)

• Brett put GS lamp from Th_Daily (presumably L82884) in Th Gold

  • Brett also wrote s/n on that lamp to help in future troubleshooting of that power supply (we’re presuming the notes from Feb 15 are correct)

(Note: the kpflamps.TH_DAILY_SN and kpflamps.TH_GOLD_SN keywords were not updated)

May 3, 2023

GS L82903 in to Th_GOLD

(Note: the kpflamps.TH_GOLD_SN keyword was not updated until May 9)

March 28, 2024

Removed lamp from Th Daily slot (no S/N on lamp, but keywords indicate it was L82932). Installed L82906. Daylog Ticket K1-33865. Josh then updated keywords.

Aug 26, 2022

Installed HRG0309 as UNe Daily

Aug 26, 2022

Installed HRG0308 as UNe Gold