NGAO Wavefront Sensors Design

High order laser guide star wavefront sensor

Tomographic laser guide star wavefront sensors

Point-and-shoot laser guide star wavefront sensors

Low order wavefront sensor assembly

Tip-tilt, Focus and Astigmatism Sensor

Tip-Tilt wavefront sensor

Truth wavefront sensor

High order NGS sensor

-- ViswaVelur - 15 Jun 2006

Object Selection Mechanism Designs

* OSM with Newport stages mounted upstream the light path Vs stages mounted downstream the light path

• NGAO_OSM_Design_Study.pdf: NGAO OSM Initial Design Study
• NGAO_OSM_Design_Study_V9.pdf: Newport Vs PI Stages, Wobble, Optical equation
• NGAO_OSM_Design_Study_V10.pdf: Basic arm Design and range of motion
• OSM_Assy_Stage_upstream_a1_=_10.avi: OSM Collision and symmetry Avoidance
• NGAO_OSM_Design_Update_V11.pdf: NGAO OSM Design With probe roaming half field and Stages Upstream
• NGAO_OSM_Design_Update_V12.pdf: Optical Equation & Sizing FM1
• NGAO_OSM_Design_Update_V13.pdf: NGAO OSM Integration to NGAO With Upstream Stages
• NGAO_OSM_Design_Update_V14t.pdf: NGAO OSM Design With Downstream Stages, Optical equation refined
• NGAO_OSM_Design_Update_V15.pdf: NGAO OSM Static Analysis
• NGAO_OSM_Design_V16.pdf: Replacing the 5 Axis Collimator Lens with a Fixed Lens
• NGAO_OSM_Design_Update_V17.pdf: NGAO OSM Static Analysis
• NGAO_OSM_Design_Update_V18.pdf: Probe Accuracy & Cost, Focus adjustment design.
• NGAO_OSM_Design_Update_V19.pdf: Cold Head Installation and replacing Newport w PI stages
• NGAO_CCR_Alternate_Installation_V6.pdf: CCR Installation in Dewar
• NGAO_OSM_Design_Update_V20.pdf: LOWFS Dewar and LGS Design

Object Selection Mechanism Models

• OSM_3_Assembly.x_t: OSM 3 Parasolid

• LOWFS_Assy.x_t: LOWFS Assembly

LGS Designs

• NGAO_LGS_Design_Update_V1.pdf: LGS Design Update V1

• NGAO_LGS_Design_Update_V3.pdf: LGS Design Update V3