6 ms·
Aren't traditional (non-LED) lightbulbs that get hot much higher in the IR spectrum since they're dissipating most of their energy as heat?
by fitzroy 4y ago
Aren't traditional (non-LED) lightbulbs that get hot much higher in the IR spectrum since they're dissipating most of their energy as heat?
- Zak 4y agoBright visible light causes the pupil to constrict and triggers an instinct to squint, blink, or look away. IR alone does not.