Optical pyrometers - advantages and disadvantages?

Main Question or Discussion Point

Hello I really want to know what the advantages and disadvantages of optical pyrometers are?


Thanks a lot
 

Answers and Replies

mgb_phys
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+ Cheap, rugged, high temperature, wie bandwidth
- Low senstitvity, poor time response.
 
Redbelly98
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What mgb_phys said, and ...

Advantage:
non-contact measurement.

Disadvantage:
object must be hot enough to radiate visibly
systematic error from emissivity difference between pyrometer filament and object
 

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