The colour of my Osram HQI-TS 70W/WDL Excellence
It is far from halogen lamps, compared to Philips MHN-TD 70W/730 which uses the same chemistry Dy-Tl-Na, and even pre-Excellence HQI-TS 70W/WDL, which have tin instead of dysprosium.
Why?

The colour of my Osram HQI-TS 70W/WDL Excellence

It is far from halogen lamps, compared to Philips MHN-TD 70W/730 which uses the same chemistry Dy-Tl-Na, and even pre-Excellence HQI-TS 70W/WDL, which have tin instead of dysprosium.
Why?

DPP00003290.JPG D5223A1D-CA0F-423E-9642-D04C1930F6CE.jpeg DSC02809.JPG DSC07986.JPG 1551065A-846F-4D16-BBC0-EB335EDCF049.jpeg
File information
Filename:IMG_9710.JPG
Album name:dor123 / Lamps
Filesize:1137 KiB
Date added:06 Apr, 2025
Dimensions:2048 x 1536 pixels
Displayed:308 times
URL:http://80.229.24.59:9232/gallery/displayimage.php?pid=22768
Favourites:Add to Favourites
Add your comment
Anonymous comments are not allowed here. Log in to post your comment