What does RTCL mean in NASA?
This page is about the meanings of the acronym/abbreviation/shorthand RTCL in the Governmental field in general and in the NASA terminology in particular.
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What does RTCL mean?
- reticle, reticule, graticule(noun)
- a network of fine lines, dots, cross hairs, or wires in the focal plane of the eyepiece of an optical instrument