Laue Gamma-Ray Lenses for Space Astrophysics: Status and Prospects
Figure 13
On-axis response function (PSF) of lenses made of flat mosaic crystals. (a) Lens with 40 m focal length for an on-axis source in the 150–600 keV energy band. (b) Lens with 6 m focal length for an on-axis source in the 70–300 keV energy band. See text. Reprinted from [33, 34].