Anyways, I've had a few people inquire about obtaining them in the past. There are providers who actually sell quality QrCode images (I don't see the value in it).
But you can generate your own for free by downloading 1 of several browser plug-ins (surprised people don't know this).
This is one for example
For the super lazy and those who would prefer to be give one (as I have been asked a few times). Sure, I'll be happy to post one for you here without cost (free). I'm sure others would be willing to do the same.
Here is an example (this one goes to my site).