Implementation of the focusing prism
- BaBar barboxes
![](/~rdzhigad/data/eic/fprism/fprism_01.png)
![](/~rdzhigad/data/eic/fprism/fprism_02.png)
![](/~rdzhigad/data/eic/fprism/eic_focusing.png)
Hit pattern:
Optimization of the mirror's tilt and radius (for 30 degree pions; with chorm correction):
![](/~rdzhigad/data/eic/fprism/rmap.png)
Example of the fit @ 1100 mm and 13 degree:
![](/~rdzhigad/data/eic/fprism/tangle_30_1100_13.png)
Example of the fit @ 700 mm and 13 degree:
![](/~rdzhigad/data/eic/fprism/tangle_30_700_13.png)
SPR without chromatic correction:
![](/~rdzhigad/data/eic/fprism/spr.png)
Before chromatic correction:
![](/~rdzhigad/data/eic/fprism/chrom_30_0_0_notcorrected.png)
![](/~rdzhigad/data/eic/fprism/tangle_30_0_0_notcorrected.png)
After chromatic correction:
![](/~rdzhigad/data/eic/fprism/chrom_30_0_0_corrected.png)
![](/~rdzhigad/data/eic/fprism/tangle_30_0_0_corrected.png)
Geometry aliment:
![](/~rdzhigad/data/eic/fprism/eic_focusing_overlay.png)
![](/~rdzhigad/data/eic/fprism/eic_focusing_event.png)