Performance compassion for lenses with Nlak33 and Sapphire material for middle layer.
- DIRC@EIC designs
- 3-layer spherical lens with nlak33 and sapphire r=[62,36]
- 3 mm pixels HIQ400, CE=95%
- pions and kaons @ 6 GeV/c; phi = 0
- 0.5 tracking resolution. See track resolution scan for more.
- 100 ps time precision
- geometrical reconstruction with averaged LUT from 15M photons
- GR with per-PMT and chromatic corrections
- 15k tracks for pdf generation (per each particle species); 10k for determining separation
Athena design:
![](/~rdzhigad/data/eic/all_geometries/nph_athena_lens.png)
![](/~rdzhigad/data/eic/all_geometries/spr_athena_lens.png)
GR:
![](/~rdzhigad/data/eic/all_geometries/sep_gr_athena_lens.png)
TI:
![](/~rdzhigad/data/eic/all_geometries/sep_ti_athena_lens.png)
Ecce design:
![](/~rdzhigad/data/eic/all_geometries/nph_ecce_lens.png)
![](/~rdzhigad/data/eic/all_geometries/spr_ecce_lens.png)
GR:
![](/~rdzhigad/data/eic/all_geometries/sep_gr_ecce_lens.png)
TI:
![](/~rdzhigad/data/eic/all_geometries/sep_ti_ecce_lens.png)
Core design:
![](/~rdzhigad/data/eic/all_geometries/nph_core_lens.png)
![](/~rdzhigad/data/eic/all_geometries/spr_core_lens.png)
GR:
![](/~rdzhigad/data/eic/all_geometries/sep_gr_core_lens.png)
TI:
![](/~rdzhigad/data/eic/all_geometries/sep_ti_core_lens.png)