Engineering and Architecture - What is your favorite lighting? Color temperature is measured in degrees Kelvin (K). The color temperature of a lamp (bulb) describes how the light appears when the human
![Barney Stringer on X: "Bulb makers are trolling me. If 3,000 Kelvin is “warm” how is 4,000 Kelvin “cool”? Surely you mean “white hot”? https://t.co/6UnofPAYwE" / X Barney Stringer on X: "Bulb makers are trolling me. If 3,000 Kelvin is “warm” how is 4,000 Kelvin “cool”? Surely you mean “white hot”? https://t.co/6UnofPAYwE" / X](https://pbs.twimg.com/media/EHq2kFOU0AAroVn.jpg)
Barney Stringer on X: "Bulb makers are trolling me. If 3,000 Kelvin is “warm” how is 4,000 Kelvin “cool”? Surely you mean “white hot”? https://t.co/6UnofPAYwE" / X
![Lot de 2 ampoules Filament LED A60 Opaque, culot B22, 806 Lumens, équivalence 60 W, 4000 Kelvins, Blanc Neutre | Leroy Merlin Lot de 2 ampoules Filament LED A60 Opaque, culot B22, 806 Lumens, équivalence 60 W, 4000 Kelvins, Blanc Neutre | Leroy Merlin](https://media.adeo.com/marketplace/MKP/85494181/bc629fba64afbc7fd737ecf6a2017d56.jpeg?width=650&height=650&format=jpg&quality=80&fit=bounds)
Lot de 2 ampoules Filament LED A60 Opaque, culot B22, 806 Lumens, équivalence 60 W, 4000 Kelvins, Blanc Neutre | Leroy Merlin
![LAFIT Bleach 24W Round Shape LED, Neutral White Light 4000 Kelvin, Rimless Recessed Fixed Downlight. LAFIT Bleach 24W Round Shape LED, Neutral White Light 4000 Kelvin, Rimless Recessed Fixed Downlight.](http://5.imimg.com/data5/SELLER/Default/2023/5/306920015/FE/FZ/QZ/156650939/lafit-bleach-24w-round-shape-led-neutral-white-light-4000-kelvin-rimless-recessed-fixed-downlight--500x500.jpg)
LAFIT Bleach 24W Round Shape LED, Neutral White Light 4000 Kelvin, Rimless Recessed Fixed Downlight.
![EGLO Ampoule LED E14, lampe en verre opaque, forme goutte, 5 watts (correspond à 40 watts), 470 lumens, blanc neutre, 4000 Kelvin, P45, Ø 4,5 cm : Amazon.fr: Luminaires et Éclairage EGLO Ampoule LED E14, lampe en verre opaque, forme goutte, 5 watts (correspond à 40 watts), 470 lumens, blanc neutre, 4000 Kelvin, P45, Ø 4,5 cm : Amazon.fr: Luminaires et Éclairage](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/51ca6usgZqL.jpg)