CHAMP:Documents: Difference between revisions
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New page: Media:PicomotorCtrlDiagram.xls: Diagram Showing Setup of Pico Control Array Media:champ_triplet_2d_FINAL_v2.dwg: Final dimensions for CHAMP triplet Prescription: From 300K->77... |
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[[Media:PicomotorCtrlDiagram.xls]]: Diagram Showing Setup of Pico Control Array | [[Media:PicomotorCtrlDiagram.xls]]: Diagram Showing Setup of Pico Control Array | ||
[[Media:CHAMP_Beam_Targets.ai]]: Useful targets for CHAMP table | |||
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Prescription: | Prescription: | ||
From 300K->77K, | |||
From 300K->77K, | assuming Al contracts by 0.38% (when cooling from 300K->77K): | ||
assuming Al contracts by 0.38% (when cooling from 300K->77K): | |||
CaF2 contracts by 0.284% | CaF2 contracts by 0.284% | ||
SiO4 expands by 0.001% [hardly at all] | SiO4 expands by 0.001% [hardly at all] | ||
distances in mm | |||
distances in mm | Space between centers of (77K) (300K) | ||
Space between centers of (77K) (300K) | Pupil - Lens 1 0.50 0.502 | ||
Pupil - Lens 1 0.50 0.502 | Lens 1 -2 1.805 1.812 | ||
Lens 1 -2 1.805 1.812 | Lens 2 -3 5.048 5.067 | ||
Lens 2 -3 5.048 5.067 | Lens 3 - IMAGE 42.367 42.528 | ||
Lens 3 - IMAGE 42.367 42.528 | and also the ACTUAL measurements from ISP. | ||
SEE below also : | |||
and also the ACTUAL measurements from ISP. | Center Thicknesses from parts themselves: | ||
77K 300K | |||
SEE below also : | Lens #1: 6.023 6.04 | ||
Lens #2: 3.066 3.066 [same] | |||
Center Thicknesses from parts themselves: | Lens #3: 7.036 7.056 | ||
Lens #1: 6.023 6.04 | |||
Lens #2: 3.066 3.066 [same] | |||
Lens #3: 7.036 7.056 | |||
Revision as of 14:00, 17 April 2009
Media:PicomotorCtrlDiagram.xls: Diagram Showing Setup of Pico Control Array
Media:CHAMP_Beam_Targets.ai: Useful targets for CHAMP table
Media:champ_triplet_2d_FINAL_v2.dwg: Final dimensions for CHAMP triplet
Prescription:
From 300K->77K,
assuming Al contracts by 0.38% (when cooling from 300K->77K):
CaF2 contracts by 0.284%
SiO4 expands by 0.001% [hardly at all]
distances in mm
Space between centers of (77K) (300K)
Pupil - Lens 1 0.50 0.502
Lens 1 -2 1.805 1.812
Lens 2 -3 5.048 5.067
Lens 3 - IMAGE 42.367 42.528
and also the ACTUAL measurements from ISP.
SEE below also :
Center Thicknesses from parts themselves:
77K 300K
Lens #1: 6.023 6.04
Lens #2: 3.066 3.066 [same]
Lens #3: 7.036 7.056
