Optical pyrometers - advantages and disadvantages?

  • Context: High School 
  • Thread starter Thread starter stevenbarea
  • Start date Start date
  • Tags Tags
    Optical
Join the discussion
Registration is free. Ask a follow-up in this thread, or start your own.
2 replies · 10K views
stevenbarea
Messages
9
Reaction score
0
Hello I really want to know what the advantages and disadvantages of optical pyrometers are?


Thanks a lot
 
Physics news on Phys.org
+ Cheap, rugged, high temperature, wie bandwidth
- Low senstitvity, poor time response.
 
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