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group_secar2.0 [2018/09/13 14:28] plastun |
group_secar2.0 [2018/09/13 14:51] plastun |
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==== Optics misalignments ==== | ==== Optics misalignments ==== | ||
- | We populated " | + | **Beam position. Longitudinal offset.** |
- | 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. | + | |
- | {{ : | + | We populated " |
+ | |||
+ | '' | ||
+ | SRXX:= XX*COS(PHI*3.14159/ | ||
+ | SRAX:= AX*SIN(PHI*3.14159/ | ||
+ | ENDLOOP;'' | ||
+ | |||
+ | Rays in another planes | ||
+ | |||
+ | '' | ||
+ | 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).\\ | ||
+ |