Thorn 250w SON-DL high pressure sodium lamp
My thanks go to Andy for this nice example of a used, but working SON Deluxe lamp. Another nice addition to my vintage HID collection.

Thorn 250w SON-DL high pressure sodium lamp

My thanks go to Andy for this nice example of a used, but working SON Deluxe lamp. Another nice addition to my vintage HID collection.

Screenshot_20230218_122823_Gallery.jpg Screenshot_20230311_120533_Gallery.jpg Screenshot_20230326_201819_Gallery.jpg Screenshot_20230326_202024_Gallery.jpg Screenshot_20230411_154701_Gallery.jpg
File information
Filename:Screenshot_20230326_201819_Gallery.jpg
Album name:LAllenLighting / Discharge and Neon lamps
Manufacturer:Thorn (Thorn EMI)
Type/Model:SON-DL
Wattage:250w
Date manufactured:August 1987
Filesize:201 KiB
Date added:27 Mar, 2023
Dimensions:1481 x 941 pixels
Displayed:4 times
URL:http://80.229.24.59:9232/gallery/displayimage.php?pid=19007
Favourites:Add to Favourites

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Andy   [28 Mar, 2023 at 10:06 AM]
These were the only SON lamps that I could consider acceptable for indoor lighting. The colour rendering is better than regular halophosphate 3500K tubes.

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