The spectrum of my Aliexpress 10000K 70W MH lamp
There is no indium or thallium, only dysprosium. Sylvania made a 14000K lamp made entirely from dysprosium.

The spectrum of my Aliexpress 10000K 70W MH lamp

There is no indium or thallium, only dysprosium. Sylvania made a 14000K lamp made entirely from dysprosium.

IMG_8124.JPG MVI_8121___8123_mkv_snapshot_00_16_083.jpg IMG_8126.JPG IMG_8120.JPG osram1.jpg
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