All guides
2 guides
Lighting
Tool How many lumens does a room need? Light it and see Watts used to tell you how bright a bulb was; with LEDs, the number to read is the lumen. A room needs a total, and a handy way to find it… 5 min 3 picks Lighting
Explainer How many lumens do you need to read by? Move a lamp and see Lamp boxes list lumens, but what matters when you read is lux: how much light reaches the page. The same bulb can feel bright or dim… 4 min 3 picks
Tool How many lumens does a room need? Light it and see Watts used to tell you how bright a bulb was; with LEDs, the number to read is the lumen. A room needs a total, and a handy way to find it… 5 min 3 picks Lighting
Explainer How many lumens do you need to read by? Move a lamp and see Lamp boxes list lumens, but what matters when you read is lux: how much light reaches the page. The same bulb can feel bright or dim… 4 min 3 picks