Need specific IR thermometer model for experimental physics lab

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SUMMARY

The discussion focuses on the need for a specific infrared (IR) thermometer model suitable for a nano-optics experimental physics lab. Key specifications include high accuracy, close-range measurement (15-30 cm), compact design, USB interface for real-time data gathering, and compatibility with LabView as a Virtual Instrument. The budget is capped at $10,000. The thermometer will be utilized to measure the surface temperature of a 1x1 cm² sample during imaging with an Apertureless Near-field Scanning Optical Microscope (ANSOM) while managing a temperature gradient from a heater.

PREREQUISITES
  • Understanding of infrared thermometry and its applications in experimental physics.
  • Familiarity with LabView software for data acquisition and instrument control.
  • Knowledge of temperature measurement techniques, including emissivity considerations.
  • Experience with nano-optics and microscopy techniques, specifically ANSOM.
NEXT STEPS
  • Research specific IR thermometer models that meet the outlined specifications, focusing on brands known for precision in scientific applications.
  • Explore LabView integration techniques for real-time data collection from IR thermometers.
  • Investigate methods for calibrating IR thermometers, particularly in relation to emissivity of various materials.
  • Study the principles of temperature gradients in heated samples and their implications for imaging techniques.
USEFUL FOR

This discussion is beneficial for experimental physicists, nano-optics researchers, and laboratory technicians involved in temperature measurement and imaging of small samples in scientific experiments.

jpestana
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I work in a nano-optics group, and need an IR thermometer with certain specifications. Online I have only come across cooking thermometers and industrial thermometers, so I need help finding one for a physics experimental lab setup.

Specifications:
- high accuracy, and pin-point surface temperature reading
- close-range (must be set-up close to sample, 15-30 cm (6-12 inches))
- compact (not too bulky)
- USB interface to computer for real-time data gathering
- compatible with LabView (as a VI, Virtual Instrument)
- price range: max of $10,000.00 USD

This IR thermometer will be used to measure the temperature of a sample about 1x1 cm^2, which will be imaged by an Apertureless Near-field Scanning Optical Microscope (ANSOM), which uses a tip like an AFM (atomic force microscope). We are using a heater to heat the sample, taking resistance measurements, and then will use the IR thermometer to take the surface temperature of the material (since there is a temperature gradient between the heater surface and the top surface of the material being imaged.

If you have done anything like this before (heating and imaging a sample), please let me know. We are having difficulties with the imaging/heating as well.

Thanks!
 
Science news on Phys.org
What is the temperature range?
What is the material (what is the emissivity in the IR)?
Why does it have to be non-contact (there are thermocouples that are quite small)?
What is your desired accuracy, and how do you plan to calibrate the IR thermometer?
 

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