https://www.shure.com/en-US/products/microphones/beta_98h_c
BETA 98H/C - Miniature Instrument Microphone - Shure USA
A versatile solution for brass or percussion instruments. No external mounting hardware required.
miniature instrumentbeta98hcshure
https://www.shure.com/en-EU/products/microphones/beta_98h_c
BETA 98H/C - Miniature Instrument Microphone - Shure Europe
Miniature instrument microphone delivers high gain-before-feedback and excellent rejection of unwanted noise due to its cardioid pickup pattern.
miniature instrumentbeta98hcshure
https://www.nist.gov/publications/miniature-fourier-transform-instrument-radiation-thermometry
Miniature Fourier Transform Instrument for Radiation Thermometry | NIST
Oct 16, 2008 - A miniature Fouier transform (FT0 spectrometer was evaluated as a device for remotely measuring the temperature of a high stability/emissivity blackbody.
fourier transformminiatureinstrumentradiationthermometry