http://www.davincivaporizer.com/
Awesome portable, electric vaporisers. $200 or $250. Very slick.
http://www.canorml.org/healthfacts/vaporizers.html
An article on cannabis vaporisers including an excellent list of the different models available and a short summary of them.
http://www.air-2.com/
Air2 are the company behind the vapir range of vaporisers. They're mid-level products ($150 - $300) and include a range of portable, battery powered as well as table top vaporizers.
http://www.happyvappy.com/
The HappyVappy vaporizer is an inexpensive (circa $150 USD) table top vaporiser. It's mains powered, US only, although they sell voltage adapters and heavy duty outdoor battery packs.
http://www.vapolution.com/
The Vapolution is a portable, inexpensive, (optionally battery operated,) table top vaporizer. It can work from a large battery pack and has a hose from the top. It's inexpensive at $150.
http://www.volatizer.com/
The volatizer is a sophisticated handheld, portable, battery powered vaporising unit. It uses a lithium polymer battery and costs $500 USD.
http://www.vaporizergiant.com/
An online vaporiser store based in the US.
http://marijuanavaporizer.com/
A vaporiser online store based in the UK, in London.
http://www.gotvape.com/
Online vaporizer / vaporiser retailer. US based.
http://www.storz-bickel.com/
As seen at Rob's place, the Storz & Bickel vaporiser is the ultimate in inhalation experience! No burning, no ash, pure inhalation.
