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FLC CoDR report outline.doc

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MRO First Light Camera

Conceptual Design Report

The Cambridge Delay Line Team

rev 0.1 5 July 2010

Cavendish Laboratory JJ Thomson Avenue Cambridge CB3 0HE UK


FLC CoDR report outline.doc

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Change Record
Revision Date Author(s) Changes

Objective
A single sentence saying what purpose this document serves....

Scope
Here we outline the scope of the document: what is/isn't covered. Perhaps refer to other documents containing related material.

Reference Documents
RD1 Top-level requirements INT-406-TSP-XXXX RD2

Applicable Documents
These are other review documents for review which are directly applicable, e.g. AD01 Derived Requirements INT-406-VEN-XXXX

Acronyms and Abbreviations
BCA BCF BRS DL DLA FTT FLC ICD Beam Combining Area Beam Combining Facility Beam Relay System Delay Line Delay Line Area Fast Tip-tilt First Light Camera Interface Control Document Interferometer MRAO Mullard Radio Astronomy Observatory NAS OPD SCS TBC TBD WFS Narrow-field Acquisition System Optical Path Delay Supervisory Control System To be confirmed To be determined Wide ... NMT New Mexico Tech

MROI Magdalena Ridge Observatory


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Table of Contents
Introduction .................................................................................................................................. 1.1 Top level requirements......................................................................................................... 2 Derived Requirements.................................................................................................................. 2.1 Assumptions ......................................................................................................................... 2.2 Derived requirements overview ........................................................................................... 2.2.1 Pixel scale .................................................................................................................... 2.2.2 Image quality................................................................................................................ 2.2.3 Thermal management................................................................................................... 2.2.4 Closed loop bandwidth................................................................................................. 2.2.5 Limiting Sensitivity ..................................................................................................... 2.2.6 Dynamic range ............................................................................................................. 3 Optical Layouts ............................................................................................................................ 3.1 Candidate layouts ................................................................................................................. 3.1.1 One ............................................................................................................................... 3.1.2 Two .............................................................................................................................. 3.2 Preferred layouts .................................................................................................................. 3.2.1 Error budgets and sensitivities ..................................................................................... Feasibility ..................................................................................................................... 3.2.2 3.2.3 Comparison of costs ..................................................................................................... Camera Selection ......................................................................................................................... 4 4.1 Candidate cameras ............................................................................................................... Conceptual Opto-Mechanical Design .......................................................................................... 5 5.1 Layout .................................................................................................................................. Mechanical analyses ............................................................................................................ 5.2 5.3 Optical mount design ........................................................................................................... Camera mount ...................................................................................................................... 5.4 6 Conceptual Thermal Design......................................................................................................... Thermal control .................................................................................................................... 6.1 6.1.1 Camera enclosure analysis ........................................................................................... 6.1.2 Control enclosure analysis ........................................................................................... 6.1.3 Conceptual design of thermal control .......................................................................... 6.2 Camera enclosure design ..................................................................................................... Control enclosure design.............................................................................................. 6.2.1 7 Conceptual Electronics Design .................................................................................................... 8 Conceptual Software Design........................................................................................................ 8.1 Software requirements ......................................................................................................... 8.2 Software design .................................................................................................................... Interfaces ...................................................................................................................................... 9 10 CoDR summary ....................................................................................................................... 1 4 4 4 4 4 4 4 4 4 4 4 4 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6 6 6 6 6 6 6 6 6 6 6


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1
1.1

Introduction
Top level requirements

This is the introduction.

Refer to top level requirements and include table here.

2

Derived Requirements

Explain assumptions Address in subsections. Refer to document. Brief explanation of how these were obtained.

2.1 2.2

Assumptions Derived requirements overview

2.2.1 Pixel scale 2.2.2 Image quality 2.2.3 Thermal management 2.2.4 Closed loop bandwidth 2.2.5 Limiting Sensitivity 2.2.6 Dynamic range

3

Optical Layouts

Present layouts considered with a comparison table and reasons for choosing preferred candidate(s) for further analysis.


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3.1

Candidate layouts

3.1.1 One 3.1.2 Two

3.2

Preferred layouts

3.2.1 Error budgets and sensitivities 3.2.2 Feasibility 3.2.3 Comparison of costs

4
4.1

Camera Selection
Candidate cameras

5
5.1 5.2 5.3 5.4

Conceptual Opto-Mechanical Design
Layout Mechanical analyses Optical mount design Camera mount

6

Conceptual Thermal Design

If camera enclosure is the same as the FTT/NAS version or is sufficiently similar then refer to the applicable sections in that CoDR report and include any differences below rather than regurgitate all the design and analysis.

6.1

Thermal control


FLC CoDR report outline.doc 6.1.1 Camera enclosure analysis 6.1.2 Control enclosure analysis 6.1.3 Conceptual design of thermal control

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6.2

Camera enclosure design

6.2.1 Control enclosure design

7 8
8.1 8.2

Conceptual Electronics Design Conceptual Software Design
Software requirements Software design

9

Interfaces

10 CoDR summary