A nonfocusing, collimating telescope is described to be used for spectral regions from x-rays to the ir. In combination with optical components such as spectrometers, there is a wide range of applications in space research, earth sciences, and related fields.
No takes yet. Share an insight, caveat, or question.
G. Schmidtke (1977) studied this question.
Synapse has enriched 4 closely related papers on similar clinical questions. Consider them for comparative context: