Osram Powerstar 1000w HQI-T W/D: Arcstream at full power
1 x 1000w Osram Powerstar quartz metal halide lamp in 7250k colour flavour at full power.
These lamps are really bright and have really good CRI.

Note the batch number printed on the arc tube "115330". I've not seen that before.
Does anybody know what that signifies?

Osram Powerstar 1000w HQI-T W/D: Arcstream at full power

1 x 1000w Osram Powerstar quartz metal halide lamp in 7250k colour flavour at full power.
These lamps are really bright and have really good CRI.

Note the batch number printed on the arc tube "115330". I've not seen that before.
Does anybody know what that signifies?

Transtar_8__85W_ballast_2.JPG Dura_25_Watt_Pygmy.JPG 387A3571b.JPG Screenshot_20240805_145632_Gallery.jpg image~58.jpg
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Danny   [12 Mar, 2023 at 02:43 PM]
Another amazingly captured photo
dor123   [15 Apr, 2024 at 12:35 PM]
Looks like it have Na-Tl-In-Dy, and hence the high colour temperature. But the arc seems to be relatively wall stabilized.

Comment 1 to 2 of 2
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