The laser pointers that are used for therapeutic purposes of the wavelength of 
635 nm. They are available only from Atlasnova. Make sure you get the 635 nm 
not the 650.
https://www.atlasnova.com/product/atlasnova-635nm-red-laser-pointer/

Sent from Mail for Windows 10

From: S Khanna
Sent: Friday, October 20, 2017 3:54 PM
To: Mike Devour - Silver List
Subject: CS>OT request

HI everyone, 

I'm wondering if any on this  list have experience with hand held lasers?

I've been researching them and find it a daunting task to say the least!

The ideal would be one with a wide range of application., if the power is 
adjustable.

Thanks,
Sally