Take a look,
In the picture of the top of the laser, does that look like an IR filter?
http://dealextreme.com/details.dx/sku.2526
They look pretty small and compact, kinda neat for the keychain
In the picture of the top of the laser, does that look like an IR filter?
http://dealextreme.com/details.dx/sku.2526
They look pretty small and compact, kinda neat for the keychain