Thanks for the reply.
Looking at the datasheet, you're right. That explains a lot, actually. I was baffled how the Thermal-Eye could claim a better range when the resolution was much less, but now it appears the resolution is comparable to the VSR-6.
Are the ranges reported by these companies...
I'm looking into purchasing a Thermal Imaging unit. Information on the internet is very complex for a newcomer. Additionally, there seems to be an extremely wide range of thermal imaging devices for various applications. At this point I'm very confused about what sort of unit I should get...