WBS Areas and Leads WBS 1 0 2

WBS Areas and Leads WBS 1. 0 2. 1 2. 2 2. 3 2. 4 2. 5 2. 6 2. 7 2. 8 2. 9 2. A 2. B 2. C 7 December 2011 R&D Title Management and Systems Engineering Cage & Barrel Component Corrector and ADC Fiber Camera Focal Plane System Guider/Focus Sensors Fiber System Spectrograph Detector and Electronic Instrument Control System Science Requirements Data System Mayall Interface Studies L 2 H. Heetderks LBNL M. Sholl P. Doel C. Baltay C. Zhai A. Roodman J. Allington-Smith E. Prieto / P-H Carton N. Roe K. Honscheid D. Schlegel / N. Roe M. Blanton R. Besuner LBNL University College London Yale University USTC, with IAA-CSIC and LBNL SLAC Durham University LAM/CPPM/CEA/IRFU, Saclay LBNL The Ohio State University LBNL New York University LBNL 2. 1 Instrument / R&D Plans - C. Bebek 1

WBS 2. 1 – Cage & Barrel Components WBS 2. 1 – M. Sholl (LBNL) WBS FY 12 Activity 2. 1. 1 Corrector and cage requirements study 2. 1. 2 Optics modeling and evaluation 2. 1. 3 Corrector/Cage FEA 2. 1. 4 Cage thermo-mechanical stability study Deliverable Items Draft Corrector Requirements Tech Note Draft Corrector Design Trade Study Preliminary Corrector/Cage FEA package Cage Thermal Stability Analysis Tech Note FY 13 Activity Corrector and cage requirements dev't Optics Conceptual Design Corrector/Cage FEA Deliverable Items Corrector Conceptual Level Requirements Document Optics Conceptual Design Drawing Corrector/Cage FEA Report Cage thermo-mechanical stability study Cage Thermal Stability Analysis Document DOE funded activity Activity funded by others Multiply funded activities 7 December 2011 2. 1 Instrument / R&D Plans - C. Bebek 2

WBS 2. 2 – Corrector and ADC WBS 2. 2 – P. Doel (University College London) WBS FY 12 Activity 2. 2. 1 Thermo-mechanical stability study 2. 2. 2 Lens Mounting Study 2. 2. 3 Lens Alignment Study 7 December 2011 Deliverable Items Lens Cell Thermal Stability Analysis Tech Note Pre-Conceptual Lens Mount Tech Note Pre-Conceptual Alignment Tech Note FY 13 Activity Thermo-mechanical stability study Lens Mounting Study Lens Alignment Study 2. 1 Instrument / R&D Plans - C. Bebek Deliverable Items Lens Cell Thermal Stability Analysis Document Lens Mount Conceptual Design Conceptual Alignment Procedure 3

WBS 2. 4 – Focal Plane System WBS 2. 4 – C. Zhai (University of Science and Technology China, with Instituto de Astrofísica de Andalucía and LBNL) WBS 2. 4. 1. 1 2. 4. 1. 2 2. 4. 1. 3 2. 4. 2 7 December 2011 FY 12 Activity Evaluation of the 12 mm θθ and R-θ Positioners Evaluation of the 8 mm Cobra positioner Focal plane structure stiffness study Deliverable Items Positioner Performance Tech Note Cobra Positioner Performance Tech Note Focal Structure FEA Tech Note FY 13 Activity Evaluation of the downselect positioner Evaluation of the 12 mm Rθ Positioner Evaluation of the 8 mm Cobra positioner Focal plane structure stiffness study 2. 1 Instrument / R&D Plans - C. Bebek Deliverable Items USTC Positioner Performance Final Report LBNL R-θ Positioner Performance Final Report Cobra Positioner Performance Final Report Focal Structure FEA & Conceptual Design 4

WBS 2. 5 – Guider/Focus Sensors WBS 2. 5 – A. Roodman (SLAC) WBS FY 12 Activity 2. 5. 1 CCD Evaluation Deliverable Items CCD Review Tech Note FY 13 Activity Deliverable Items 2. 5. 2 Packaging and Mounting Study 2. 5. 3 Shutter Study Pre-Conceptual Module Mechanical ICD Tech Note Shutter Blockage and Scattered Light Tech Note Pre-Conceptual Tracking Plan Tech Note Packaging and Mounting Study Shutter Study Guider/Focus Sensor Conceptual Design Shutter Conceptual Design Tracking Strategy Study Tracking Plan Conceptual Design 2. 5. 4 Tracking Strategy Study 7 December 2011 2. 1 Instrument / R&D Plans - C. Bebek 5

WBS 2. 6 – Fiber System WBS 2. 6 – J. Allington-Smith (Durham University) WBS FY 12 Activity 2. 6. 1 Ferrule pre-conceptual design study 2. 6. 2 Fiber Flexing Tests Deliverable Items Pre-Conceptual Ferrule Design Tech Note Flexing Test Tech Note FY 13 Activity Ferrule pre-conceptual design study Fiber Flexing Tests 2. 6. 3 Connection Study: Connections FRD and Throughput Tech Note Alternate routing Tech Note Pre-Conceptual Slit head Design Tech Note Pre-Conceptual cable design Tech Note Connection Study 2. 6. 4 Routing Study 2. 6. 5 Spectrograph Termination Study 2. 6. 6 Cable design study 2. 6. 7 Commerical ferrule evaluation Report on commercial ferrules Tech Note 2. 6. 8 Quality assurance study Pre-conceptual fiber testing plan Tech Note 2. 6. 9 Fiber Modeling 7 December 2011 Deliverable Items Ferrule Conceptual Design Fiber Flexing Preliminary Test Report Fiber Fuser Detailed Test Report Spectrograph Termination Study Cable design study Slit head Conceptual Design Fiber test plans Fiber Test Conceptual Design 2. 1 Instrument / R&D Plans - C. Bebek Spectrograph Cable Conceptual Design 6

WBS 2. 7 – Spectrograph WBS 2. 7 – E. Prieto (Laboratoire d'Astrophysique de Marseille/ Centre de Physique des Particules de Marseille) and P-H Carton (CEA/IRFU, Saclay) WBS FY 12 Activity 2. 7. 1 Requirements Study 2. 7. 2 BOSS Spectrograph Evaluation 2. 7. 3 Pre-Conceptual System Design 2. 7. 4 VPH Grating Evaluation 2. 7. 5 Optical Elements Requirements Study 2. 7. 6 Element Vendor Identification 2. 7. 7 Dewar Pre-Conceptual Design 2. 7. 8 Cooler Study and Analysis 7 December 2011 Deliverable Items Pre-Conceptual Requirements Tech Note BOSS Spectrograph Performance Tech Note Pre-Conceptual System Design Tech Note Grating Test Tech Note Pre-Conceptual Element Requirements Matrix Potential Vendor Table FY 13 Activity Requirements Study Deliverable Items Concept Req. Doc. Spectrograph System Design Dichroic Evaluation Optical Elements Requirements Study Spectrograph Conceptual Design Drawing Dichroic Test Tech Note Element Requirements Matrix Dewar System Pre. Conceptual Design Cooler Study Tech Note Dewar System Design Dewar Conceptual Design Drawing 2. 1 Instrument / R&D Plans - C. Bebek 7

WBS 2. 8 – Detector and Electronics R&D WBS 2. 8 – N. Roe (LBNL) WBS FY 12 Activity 2. 8. 1 Requirements Study Deliverable Item(s) CCD Review Tech Note 2. 8. 2 Detector Element Evaluation 2. 8. 3 Detector Packaging Evaluation 2. 8. 4 FEE Pre-Conceptual Development Candidate Detectors Table and Test Reports Detector Package Evaluation Tech Note Design Package; Test Report 7 December 2011 FY 13 Activity CCD Requirements Development Detector Element Evaluation Detector Packaging Evaluation FEE Conceptual Development 2. 1 Instrument / R&D Plans - C. Bebek Deliverable Item(s) CCD Requirements Document Candidate Detectors Table and Test Reports Detector Package Evaluation Tech Note FEE Conceptual Design Drawing Package 8

WBS 2. 3 – Fiber Camera WBS 2. 3 – C. Baltay (Yale University) WBS FY 12 Activity Deliverable Item(s) 2. 3. 1 Fiber camera requirements Fiber View Camera Prereview Concept Requirements Tech Note 2. 3. 2 CCD & FEE Review Pre-Conceptual Fiber 2. 3. 3 COT Lens Review Camera Design Tech Note 2. 3. 4 7 December 2011 FY 13 Activity Deliverable Items Fiber camera requirements Fiber View Camera review Conceptual Requirements Document CCD & FEE Review Fiber Camera Conceptual COT Lens Review Design Demonstration unit 2. 1 Instrument / R&D Plans - C. Bebek 9

WBS 2. 9 – Instrument Control System WBS 2. 9 – K. Honscheid (The Ohio State Univeristy) WBS FY 12 Activity 2. 9 Instrument Control System Requirements and Structure Study 7 December 2011 Deliverable Items ICS Pre-Concept Requirements Tech Note FY 13 Activity Instrument Control System Interfaces Study 2. 1 Instrument / R&D Plans - C. Bebek Deliverable Items Preliminary system ICD Tech Note 10

WBS 2. C – Mayall Interface Studies WBS 2. 3 – R. Besuner (LBNL) WBS 2. C. 1 2. C. 2 2. C. 3 2. C. 4 2. C. 5 2. C. 6 2. C. 7 2. C. 8 2. C. 9 2. C. A 2. C. B FY 12 Activity Mayall PSF Study Mayall Structure Modification Study Telescope Baffling Study Deliverable Items PSF Study Tech Note Mayall Structure Modification Study Tech Note Telescope Baffle Study Tech Note Mass Tracking Pre-Conceptual Mass Tracking Plan Power Cooling Study: Prime Focus Cooling Focus Technical Note Power Cooling Study: Spectrograph Cooling Spectrographs Technical Note RF Shielding Study RF Shield Tech Note I&T Study Pre-Conceptual I&T Plan Floor Plan Development Floor Plan Tech Note F/8 Exchange Study F/8 Exchange Tech Note Telescope Mechanical Model Correlation Verification Tech Note 2. C. C 2. C. D E. C. E 2. C. F 2. D. G Mayall Mount Performance Evaluation Study Software Interfaces Development Optical Alignment Study 7 December 2011 FY 13 Activity Deliverable Items Mayall Structure Modification Study Telescope Baffling Study Mass Tracking Mayall Structure Modification Conceptual Design Telescope Baffle Conceptual Design, Stray Light Analysis Report Mass Tracking Document Released Power Cooling Study: Prime Focus Cooling Mockup Test Report I&T Study Floor Plan Development F/8 Exchange Study Telescope Mechanical Model Correlation Focal Plane Harness Study Focal Plane Power System Study Conceptual I&T Plan Floor Plan Conceptual Design F/8 Conceptual ICD Mechanical Model Verification Document Focal Plane Harness Conceptual Design Focal Plane Power System Concept Design Mayall Mount Performance Tech Note Software Interface Requirements Document Optical Alignment Tech Note, Preliminary Procedure 2. 1 Instrument / R&D Plans - C. Bebek 11