Thermal imaging camera that brand is better?

The United States flir infrared camera is the most professional, fluke is also a relatively large manufacturer Products also belong to the first-class, the disadvantage is that the high-end thermal imaging camera this piece did not do up, the product chain is mainly concentrated in the low-end, the choice of the thermal imaging camera or to combine your specific needs and budget to a comprehensive analysis of this thing, after all, the parameters improve a little bit, the difference between the price of several tens of thousands of thousands of dollars to hundreds of thousands of dollars. The right one is the best.