This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
group_secar2.0 [2018/09/13 14:31] plastun |
group_secar2.0 [2018/09/13 14:53] plastun |
||
---|---|---|---|
Line 92: | Line 92: | ||
===== DAY4===== | ===== DAY4===== | ||
==== Optics misalignments ==== | ==== Optics misalignments ==== | ||
+ | |||
+ | **Beam position. Longitudinal offset.** | ||
We populated " | We populated " | ||
Line 100: | Line 102: | ||
ENDLOOP;'' | ENDLOOP;'' | ||
- | Number of rays in another planes | + | Rays in another planes |
- | '' | + | '' |
- | SRAY:= 0.0;\\ | + | SRAY:= 0.0; |
SRDE:= 0.0;'' | SRDE:= 0.0;'' | ||
- | Created loop for target position. Observed piece-wise curve for resolution vs target offset (see figure below) in case of 4th order calculation. If order reduced to the 1st, than curve is smooth, but maximum resolution is shifted. | + | Created loop for target position. Observed piece-wise curve for resolution vs target offset |
- | {{ : | + | {{ : |
+ | The resolution drops by 5% at the offsets (-5 mm, +7 mm).\\ | ||
+ | |||
+ | **Beam position. Transverse offset.** | ||
+ | {{ : | ||
+ | The resolution drops by 5% at the beam offsets (-0.8 mm, +0.5 mm). The offset is of the beam half-size order. \\ | ||
+ |