Lighting-Gallery.net - BULBS IN THE COLLECTION/PHILIPS SL18 and display base ( a gift from philips to a customer) from 1980 -81
![2-The Philips SL*; the first commercially available CFL (1980; 18W, 900... | Download Scientific Diagram 2-The Philips SL*; the first commercially available CFL (1980; 18W, 900... | Download Scientific Diagram](https://www.researchgate.net/profile/Maarten-Afman/publication/41199034/figure/fig1/AS:642464297787395@1530186833687/The-Philips-SL-the-first-commercially-available-CFL-1980-18W-900-lumen-A.png)
2-The Philips SL*; the first commercially available CFL (1980; 18W, 900... | Download Scientific Diagram
Lighting-Gallery.net - SL COMFORT/Philips SL*Comfort from August 1997 (18-25W, made for local market)
![RARE ANTIQUE 18W Philips SL*18 Worlds First CFL 1983 Vintage Light Bulb B22 - EUR 40,52 | PicClick FR RARE ANTIQUE 18W Philips SL*18 Worlds First CFL 1983 Vintage Light Bulb B22 - EUR 40,52 | PicClick FR](https://www.picclickimg.com/d/l400/pict/362605605396_/Rare-Antique-18W-Philips-SL18-Worlds-First-CFL.jpg)