"Radiopticon" Natural Recordings by Native Speakers
The word you're referring to appears to be a non-existent word, "radiopticon". It could be a respelling of the term "dioptric", which refers to anything related to lenses or the bending of light as through a lens.
However, there is another possible definition. "Radio optic" is used in certain contexts to refer to something concerning both radio and light/optic technology.
Radiopaque refers to something that is resistant to radiation, blocking or absorbing X-rays and other forms of electromagnetic radiation, making it visible on an X-ray image.
I think you meant "radio flare."<br><br>A radio flare is a sudden, powerful emission of radiation from a celestial source, such as a star or a black hole, that is detectable through radio telescopes. It is a transient event that can provide valuable information about the physics of the emitting object.<br><br>A radio flare can occur when a star, for example, experiences a sudden and intense release of energy, possibly due to a magnetic reconnection event or a solar flare. This energy release produces a burst of radio waves that can be detected by radio telescopes on Earth.<br><br>Radio flares are often observed in the context of high-energy astrophysics, and they can provide insights into the behavior and evolution of sources such as neutron stars, black holes, and galaxies.
Relating to radiology, or to the use of X-rays and other forms of electromagnetic radiation for medical imaging purposes.