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 14:22] plastun |
group_secar2.0 [2018/09/13 14:51] plastun |
||
---|---|---|---|
Line 93: | Line 93: | ||
==== Optics misalignments ==== | ==== Optics misalignments ==== | ||
- | 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. | + | **Beam position. Longitudinal offset.** |
- | {{ : | + | |
+ | We populated " | ||
+ | |||
+ | '' | ||
+ | SRXX:= XX*COS(PHI*3.14159/ | ||
+ | SRAX:= AX*SIN(PHI*3.14159/ | ||
+ | ENDLOOP;'' | ||
+ | |||
+ | Rays in another planes are on-axis: | ||
+ | |||
+ | '' | ||
+ | SRAY:= 0.0; | ||
+ | SRDE:= 0.0;'' | ||
+ | |||
+ | 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 offsets (-0.8 mm, +0.5 mm).\\ | ||
+ |