USAF Thermal Imaging Test Chart
Graticules Optics Ltd.Request Info
The R74, with improved dual material
construction, provides a clear
optical path USAF resolution pattern
from group −2/1 to 4/6. Suitable for
resolution testing of thermal, far-IR,
UV, and x-ray systems. The front
blackened 100-mm-sq copper card
supports a finely patterned nickel
central foil. Open apertures provide
a clear air-path pattern to eliminate
chromatic and absorption issues.
https://www.graticulesoptics.com
https://www.photonics.com/Buyers_Guide/Graticules_Optics_Ltd/c5689
Photonics Showcase
Jan 2021