What easily avaible liquids are transparent in IR?

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SUMMARY

The discussion focuses on identifying easily available liquids that are transparent in the infrared (IR) spectrum, specifically within the 1-12 micron range. Participants suggest various liquids, including mineral oil and certain alcohols, as viable options for amateur infrared nonimaging concentrators. The conversation emphasizes the importance of selecting the right materials to achieve effective IR transmission without the complexities associated with crystal lenses.

PREREQUISITES
  • Understanding of infrared spectroscopy
  • Familiarity with optical properties of materials
  • Knowledge of liquid mediums used in optical applications
  • Basic principles of nonimaging optics
NEXT STEPS
  • Research the optical properties of mineral oil for IR applications
  • Explore the use of alcohols in infrared optics
  • Investigate the design principles of nonimaging concentrators
  • Learn about the transmission characteristics of various liquids in the 1-12 micron range
USEFUL FOR

Amateur scientists, optical engineers, and hobbyists interested in infrared applications and nonimaging optics will benefit from this discussion.

Antonij
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Hi
I want to make a infrared nonimaging concentrator, but since crystals needed for lenses are difficult to work with for an amateur, want to use liquids. I am interested in the 1-12 micron spectrum; what liquids could i use?
 
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