IceFireForce
Member
- Joined
- Jul 15, 2019
- Messages
- 39
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- 8
An analogy.I figured out I am wondering. How is it possible for blue lasers to be used in laser shows (even when diffused, thus much less powerful), if the blue light in any strength is considered to possibly cause photochemical damage to the eye?View attachment 65905View attachment 65906
An analogy.
I can pass my hand through a candle flame without harm, yet if I hold my hand over the flame I will cause harm.