Indeed. You can measure ambient light with your phone: https://f-droid.org/en/packages/com.vonglasow.michael.satsta...
Pointing my phone towards the sun gives upward of 4000 lux, whereas the two bulbs in my room barely add up to 1000 from 1m away.
Value for sunlight should even be higher, the bulb is only a little too high. https://en.wikipedia.org/wiki/Daylight
Indeed. You can measure ambient light with your phone: https://f-droid.org/en/packages/com.vonglasow.michael.satsta...
Pointing my phone towards the sun gives upward of 4000 lux, whereas the two bulbs in my room barely add up to 1000 from 1m away.