revue_ThomX_meca_Cav..

Name (Lab) Presentation title (Place, date) 1
IN2P3
Les deux infinis
Optical cavity Revue ThomX mécanique
(25/01/2011)
Optical cavity
Yann Peinaud & Mickael Lacroix (LAL)
[email protected] & [email protected]

Name (Lab) Presentation title (Place, date) 2
IN2P3
Les deux infinis
Optical cavity
Synoptic & Constraints
Solutions
Motorized table, bumpers / Optical table
Vacuum chamber
Mirror adjustment system
Actuator capsule
Optical chamber
Dîpole chamber
X-ray output
Vacuum load compensation system
Positioning strategy
Not studied yet
Summary

Name (Lab) Presentation title (Place, date) 3
IN2P3
Les deux infinis
Optical cavity
Synoptic and constraints
Flat mirror 1
( θx, θy, z )
Flat mirror 2
( θx, θy, z )
Spherical mirror 1
( θx, θy, z )
Spherical mirror 2
( θx, θy, z )
x
y
z
Waist
Synoptic Constraints
Micro positioning of the Waist (+/-10µm on X and Y)
Stability of the positioning
“No vibration”
No misalignment (No load variation)
Vacuum
Low out-gasing materials
Baking at 150°C
Micro positioning of the mirrors ( θx, θy, z )
Lowest interaction angle
40mrad of Compton X-ray output
Lowest e- beam perturbation
2100 mm

Name (Lab) Presentation title (Place, date) 4
IN2P3
Les deux infinis
Optical cavity
Motorized table, bumpers and optical table
Bumpers
Constraints:
Micro positioning of the Waist (+/-10µm on X and Y)
Stability of the positioning
“No vibration”
x
y
z
X motion
Y motion
3 feets with X&Y micro motions + bumpers between the 2 tables
(used by Mightylaser at KEK)

Name (Lab) Presentation title (Place, date) 5
IN2P3
Les deux infinis
Optical cavity
Vacuum chamber
Constraints:
Vacuum
Low out-gasing materials
Baking at 150°C
Ring chambers
Ring dipoles
Optical chambers