TMT Optics Discussions with Industry - Thirty Meter Telescope

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Outline Telescope Optics Overview Primary Mirror Secondary and Tertiary Mirror Systems Optical Coating & Equipment Test Instruments – Prime Focus Camera – Global Metrology System CO2 Snow Cleaning System TMT.OPT.PRE.09.099.DRF03 6
M1 Array Parameters Segment pattern: – 30m circumscribed, well-filled aperture – 492 segments Six identical sectors of segments: – Take advantage of 6-fold symmetry – 82 types per sector, each with: Unique hex outline Unique optical prescription SECTOR-B Y M1 1 2 3 4 5 SECTOR-A 55 45 66 36 56 28 46 67 37 57 15 21 29 47 68 38 58 77 6 10 30 48 69 23 39 59 78 7 11 16 22 17 31 49 70 12 24 40 60 79 8 18 32 50 71 13 25 41 61 80 9 19 33 51 72 14 26 42 62 81 20 34 52 73 27 43 63 82 35 53 74 44 64 54 75 65 76 X M1 SECTOR-D SECTOR-E Ø 30m View from Sky TMT.OPT.PRE.09.099.DRF03 7
Page 1 and 2: TMT Telescope Optics Eric Williams
Page 3 and 4: Overview of Telescope Optics TMT.OP
Page 5: TMT Optical Design: Ritchey Chréti
Page 9 and 10: Polished Mirror Assembly PMA is Pro
Page 11 and 12: M1 Segment Fabrication Requirements
Page 13 and 14: M1 Cell TMT.OPT.PRE.09.099.DRF03 13
Page 15 and 16: M1 Cell TMT.OPT.PRE.09.099.DRF03 15
Page 17 and 18: M1 Segment Installation Mounted Seg
Page 19 and 20: Axial Support System Two level, 27-
Page 21 and 22: Subcell Design Fixed Frame - Provid
Page 23 and 24: SSA Prototype Gravity Testing TMT.O
Page 25 and 26: Outline Telescope Optics Overview P
Page 27 and 28: M2 System - Conceptual Design Teles
Page 29 and 30: M2 Conceptual Design M2 Positioner
Page 31 and 32: M3 System - Conceptual Design TMT.O
Page 33 and 34: Tertiary Mirror (M3) Mirror blank -
Page 35 and 36: M3 Tracking Motion M3 must be able
Page 39 and 40: Coating Plants Design Requirements
Page 41 and 42: Prime Focus Camera Prime Focus Came
Page 45 and 46: Subaru CO 2 Snow Cleaning Implement
Page 47 and 48: Counterclockwise Rotation TMT.OPT.P
Page 49 and 50: Clockwise Rotation TMT.OPT.PRE.09.0
Page 51 and 52: Acknowledgements The TMT Project gr
Page 53 and 54: Back-up Material Additional M1, M2
Page 55 and 56: Segment Polishing and Metrology Req
Page 57 and 58:
Segment Polishing and Metrology Req
Page 59 and 60:
M2 Structure Function Requirements
Page 61 and 62:
Back-up Material Segment Support As
Page 63 and 64:
Segment Support Performance Segment
Page 65 and 66:
Installed on Mirror Cell Actuator f
Page 67 and 68:
Small Whiffletree Triangles Attache
Page 69 and 70:
Sheet Flexures Added Sheet flexure,
Page 71 and 72:
Warping Harness Added Warping harne
Page 73 and 74:
Fixed Frame Included Note: Does not
Page 75 and 76:
Warping Harness Design WH Actuator
Page 77 and 78:
Group of Segments View of Seven Adj
Page 79 and 80:
Back-up Material Coating Facility L
Page 81:
Baseline Coating Process Performanc
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TMT Optics Discussions with Industry - Thirty Meter Telescope

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