Settings of the alignment lasers

Last modified by sndueste on 2021/12/08 10:01


Adjustment of the Laser Unit Motors (with THK-Translation-Stage) NEW!

Name (Online)

Motor-No. at 'hasfvls'

Limit 1 (Switch)

Limit 1 (Software)

Limit 2 (Switch)

Limit 2 (Software)

Mirror inside beam at..

Special Features

LAS_BL1_Z

28

~3

1

~-102

-100

-43

Filter No.1
(Al 200nm):
-68;
Filter No.2: -87.75

LAS_BL2_Z

27

~2.5

0.5

~-51

-49

-43

------

LAS_BL3_Z

25

~1.5

0.8

~-104

-95

-44

Aperture 9mm:
-73.5;
Aperture 6mm:
-90.5


Adjustment of the Laser Unit Motors (with VAB-Manipulator) OLD!

Name (Online)

Motor-No. at 'hasfvls'

Limit 1 (Switch)

Limit 1 (Software)

Limit 2 (Switch)

Limit 2 (Software)

Mirror inside beam at.. [ruler position]

Special Features [ruler position]

VLS_LAS_Z

9


-1


28.2

[--]

------

LAS_BL3_Z

25

-3.29

-1

-93.71

88

39 [56]

Aperture 9mm: 68.5 [26.5];
Aperture 6mm: 85.5 [9.5]

POWM_BL3_Z

26

-4.13

-1

63.75

55

49 [21]

------

LAS_BL2_Z

27

-38.54

-1

55.25

55.15

55 [5]

------

LAS_BL1_Z

28

-2.67

-1

90.04

89

38 [57]

Filter No.1
(Al 200nm): 63 [32];
Filter No.2: 82.75 [12.25]





settings of the manual screws which shift the position of the lasers. Nominal position is + 6.0 mm


Beamline

horizontal

vertical

date

comment

BL1




BL2

0.05 mm !!!

9,85mm

May 2015

the beam is mainly horizontal several mm away from the tube center (at the manual screen) !!!

BL3

7.8mm

7.5 mm

May 2015

seems o.k., beamprofile is tilted ...