# Red vs Blue light sources

**URL:** <https://boards.straightdope.com/t/red-vs-blue-light-sources/706218>\
**Category:** Factual Questions\
**Created:** [December 3, 2014, 1:46pm UTC](https://boards.straightdope.com/t/red-vs-blue-light-sources/706218 "2014-12-03T13:46:58Z")\
**Posts on this page:** 1\
**Page:** 2

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**Author:** ![sich\_hinaufwinden](https://avatars.discourse-cdn.com/v4/letter/s/c5a1d2/32.png) [@sich\_hinaufwinden](https://boards.straightdope.com/u/sich_hinaufwinden)\
**Post date:** [December 7, 2014, 12:08am UTC](https://boards.straightdope.com/t/red-vs-blue-light-sources/706218/21 "2014-12-07T00:08:57Z")

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> [@Chronos](#):
>
> A 1.5 watt laser, or even a 0.5 watt one, isn’t a pointer; it’s a weapon or an idiot-trap.

Heh - poking around the site **jnglmassiv** linked to above I found this 4.5 watt blue laser bundle:

[http://www.survivallaser.com/Survival\_Laser\_5\_445nm\_Parts\_Bundle\_wAccessories\_\_\_Rechargeable\_Batteries/p556088\_11978322.aspx](http://www.survivallaser.com/Survival_Laser_5_445nm_Parts_Bundle_wAccessories___Rechargeable_Batteries/p556088_11978322.aspx)

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