1 / 39

Oli Durney LBTI Optical Engineer Steward Observatory University of Arizona

NIC Aperture, Pupil, and Filter Wheel Positions Rev. 3.3 November 3, 2011. Oli Durney LBTI Optical Engineer Steward Observatory University of Arizona. Revision History (1). Revision History (2). Revision History (3). 4. 3. 5. 2. 1. PhaseCam ND Wheel. Comments

amish
Download Presentation

Oli Durney LBTI Optical Engineer Steward Observatory University of Arizona

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. NIC Aperture, Pupil, and Filter Wheel Positions Rev. 3.3 November 3, 2011 Oli Durney LBTI Optical Engineer Steward Observatory University of Arizona

  2. Revision History (1)

  3. Revision History (2)

  4. Revision History (3)

  5. 4 3 5 2 1 PhaseCam ND Wheel • Comments • Neutral Density filter set: P/N FX90-0100 from Janos Technology, remaining two (2) ND filters installed in LMIRCam FW#2 • Drawn as viewed with cover plate removed from Access Port side (side facing PICNIC Detector) • CW rotation of motor = CW rotation of wheel • Controlled by NIC External Motor Controller, Drive #1 PositionStepsDescriptionDimensions 1 (Home) 0 Open f=25.4mm 2 OD=0.50, T=31.62% f=25.4mm, t=1mm 3 OD=1.00, T=10.00% f=25.4mm, t=1mm 4 OD=2.00, T=1.00% f=25.4mm, t=1mm 5 OD=3.00, T=0.10% f=25.4mm, t=1mm CW NOTE:Pos1 will be replaced with an A/R coated ZnSe window NOTE: Optical Axis (Exit Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  6. 3 2 1 4 CW 6 5 PhaseCam Optics Wheel • Comments • CaF2re-imaging lenses from ISP Optics • Drawn as viewed with cover plate removed from flat side (side facing PICNIC Detector) • CW rotation of motor = CW rotation of wheel • Controlled by NIC External Motor Controller, Drive #2 PositionStepsDescriptionDimensions 1 (Home) 0 Open Open 2 Dual Large Lenses f=9.5mm, t=2.8mm 3 Open Open 4 Mixed Large/Small f=9.5mm, t=2.8mm Lenses f=8.5mm, t=2.8mm 5 Open Open 6 Dual Small Lenses f=8.5mm, t=2.8mm NOTE: Optical Axis (Exit Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  7. Optics Wheel – Cells Dual Large Lenses Mixed Large/Small Lenses Dual Small Lenses

  8. 5 6 1 4 CW 2 3 PhaseCam Prism Wheel • Comments • Drawn as viewed with cover plate removed from Baffle Tube side (side facing Field Lenses) • CW rotation of motor = CW rotation of wheel • Controlled by NIC External Motor Controller, Drive #3 PositionStepsDescriptionDimensions 1 (Home) 0 Open Open 2 Dual Triplet Prisms 12x12mm 3 H Filter f=25.4mm 4 Single Triplet Prism 12x12mm with H Filter 5 K Filter f=25.4mm 6 Single Triplet Prism 12x12mm with K Filter NOTE: Optical Axis (Entrance Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  9. Prism Wheel – Cells Dual Triplet Prisms Single Triplet Prism with Filter

  10. NOMIC Field Stop Slide • Comments • Drawn as viewed with cover plate removed (side facing Imaging Mirror 3) • Total travel of slide = 181,000 steps • CW rotation of motor = translation of the slide toward NOMIC PCB extension board • Negative (-) step command = CW rotation of motor • Controlled by NIC External Motor Controller, Drive #8 Move - + 3 1 2 PositionStepsNameSize 1 (Home) 0 Open 28.5x28.5mm 2 -90,0000.340mm Slit28.5x28.5mm 3 -178,000 0.170mm Slit 28.5x28.5mm NOTE: Optical Axis (Entrance Port) is shown in red and is located at Position 1 when the Slide is in the Home position

  11. NOMIC Filter Wheel #1 • Comments • Drawn as viewed with cover plate removed from flat side (side facing Pupil Wheel) • CCW rotation of motor = CW rotation of wheel • Positive (+) step command = CCW rotation of motor • Controlled by NIC External Motor Controller, Drive #6 4 5 3 2 6 1 7 PositionStepsNameSize 1 (Home) 0 Open 25.4mm 2 +50,000W01641-6 (1.55-1.74 mm) 25.4mm 3 +10,0000Bottom Half-moon with ZnSe Blocker 25.4mm 4 +150,000Top Half-moon with ZnSe Blocker25.4mm 5 +200,000ZnSe Blocker 25.4mm 6 +250,000Open 25.4mm 7 +300,000Open 25.4mm 8 +350,000Open 25.4mm 9 +400,000Open 25.4mm 10 +450,000Pupil Imaging Lens12.7mm 11 +500,000Open 25.4mm 12 +550,000Open 25.4mm CW 12 8 9 11 10 NOTE: Optical Axis (Entrance Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  12. NOMIC Filter Wheel #2 • Comments • Drawn as viewed with cover plate removed from Baffle Tube side (side facing Detector) • CCW rotation of motor = CCW rotation of wheel • Positive (+) step command = CCW rotation of motor • Controlled by NIC External Motor Controller, Drive #5 4 3 5 6 2 1 7 PositionStepsNameSize 1 (Home) 0 Open 25.4mm 2 +50,000N07904-9N (7.55-8.25 mm) 25.4mm 3 +100,000W08699-9 (8.13-9.35 mm) 25.4mm 4 +150,000N08909-9O (8.53-9.29 mm) 25.4mm 5 +200,000N09145-9 (8.74-9.55 mm) 25.4mm 6 +250,000N09788-9P (9.33-10.25 mm) 25.4mm 7 +300,000W10288-8 (8.04-14.05 mm) 25.4mm 8 +350,000W10550-9Q (10.09-11.06 mm) 25.4mm 9 +400,000N11855-8R (11.29-12.42 mm) 25.4mm 10 +450,000Open (custom f, no wedge)28.0mm 11 +500,000N12520-9S (11.94-13.10 mm) 25.4mm 12 +550,000Open 25.4mm CCW 8 12 11 9 10 NOTE: Optical Axis (Exit Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  13. NOMIC Pupil Wheel • Comments • Drawn as viewed with cover plate removed from baffle tube side (side facing Biconic #2) • CCW rotation of motor = CW rotation of wheel • Positive (+) step command = CCW rotation of motor • Controlled by NIC External Motor Controller, Drive #7 Red hole is extra and has been masked by a small piece of Mylar tape 3 2 4 1 2.3 CW PositionStepsNameSize 1 (Home) 0Single 2.30mm19.05x19.05mm 2 +50,00012-hole Pattern 19.05x19.05mm 3 +100,000Spider Annulus 19.05x19.05mm 4 +150,000Dual 3.05mm 19.05x19.05mm 5 +200,000Dual 2.54mm 19.05x19.05mm 6 +250,000Dual 2.30mm 19.05x19.05mm 5 6 2.54 3.05 2.3 NOTE: Optical Axis (Entrance Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  14. 4 3 5 CCW 6 2 1 NAC Aperture Wheel • Comments • ZnSelenses and mirror from Edmund Optics • Drawn as viewed from cryostat Window side • CCW rotation of motor = CWW rotation of wheel • Positive (+) step command = CCW rotation of motor • Controlled by NIC External Motor Controller, Drive #4 PositionStepsNameSize 1 (Home) 0 Open 42.86 x 42.86mm 2 +100,000Internal Source (using ZnSeLens and f=25.4mm 45° Fold Mirror 3 +200,000 5 mm Aperture f=25.4mm 4 +300,000Internal Source ( using Znse Lens)f=25.4mm 5 +400,000Grid of Pinholes, f=1mm, d=8.94mm 36.46 x 36.46mm 6+500,000 50 mm Pinhole f=25.4mm NOTE: Optical Axis (Entrance Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  15. NAC Source Slide • Comments • Wires installed on 03-07-11 • Drawn as viewed from cryostat Window side • CW rotation of motor = vertical translation of the slide ?? • Positive (+) step command = CW rotation of motor • Controlled by NIC Cryo Motor Controller, Drive #7 - 1 1 2 2 3 3 4 4 5 5 Move 6 6 7 7 8 8 9 9 10 10 + PositionStepsAWGSize 1 30 0.0100” 2 40 0.0310” 3 40 0.0310” 4 48 0.0012” 5 48 0.0012” 6 30 0.0100” 7 40 0.0310” 8 40 0.0310” 9 48 0.0012” 10 48 0.0012” Back View (Home) NOTE: Pos 6-10 are not currently working (05-03-11). However, the wires are installed. NOTE: Optical Axis (Exit Port) is shown in red and is located between Positions 6&7 when the Slide is in the Home position

  16. LMIRCamField Stop Wheel • Comments • Motor did not operate during warm test on 10-21-11, left in Home position • Drawn as viewed with cover plate removed from side opposite cryo-motor (side facing Biconic #2) • CW rotation of motor = CW rotation of wheel • Controlled by LMIRCam Motor Controller, Drive #8 2 1 3 PositionStepsNameSize 1 (Home) Open 44.4x44.4mm 2 Wide Slit (1.27mm)44.4x44.4mm 3 Combo Slit (0.084 & 0.420mm)44.4x44.4mm 4 Pinhole, f=0.25mm44.4x44.4mm CW 4 NOTE: Optical Axis (Exit Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  17. LMIRCam Filter Wheel #1 • Comments • Spider annulus & slits installed on 10-19-11 • 12 & 24-Hole patterns installed on 09-16-11, re-installed with new patterns on 10-18-11 • Single & Dual Apertures installed on 01-21-11 • Drawn as viewed with cover plate removed from Baffle Tube side (side facing LMIRCam Dichroic) • CW rotation of motor = CCW rotation of wheel • Negative (-) step command = CW rotation of motor • Controlled by LMIRCam Motor Controller, Drive #1 7 6 8 9 5 4 10 PositionStepsNameSize 1 (Home) 0 Open 25.4mm 2 -50,000 Small Dual Aperture, f~7.19mm25.4mm 3 -100,000 Large Dual Aperture, f~7.49mm25.4mm 4 -150,000DX Aperture, f~8.16mm25.4mm 5 -200,000SX Aperture, f~8.21mm25.4mm 6 -250,000 24-hole Pattern 25.4mm 7 -300,000 12-hole Pattern 25.4mm 8 -350,000Spider Annulus 25.4mm 9 -400,000Open 25.4mm 10 -450,000Open 25.4mm 11 -500,000Pinhole, f~0.33mm 25.4mm 12 -550,000 Blank 25.4mm CCW 11 3 2 12 1 NOTE: Optical Axis (Entrance Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  18. LMIRCam Filter Wheel #2 • Comments • Remaining two (2) NOMIC ND filters installed on 10-19-11 • M filters (Pos6&7) moved to FW#3 Pos10&11, L-spec (Pos5) moved to FW#4 Pos2, other L filters (Pos8-11) moved to FW#4 Pos9-12 on 10-05-11 • J, H, & K filters removed from Pos2-4 and installed in FW#3 Pos2-4 on 10-07-11 • All filter retainer rings adjusted on 01-19-11, H & J filters installed on 03-08-11 • Drawn as viewed with cover plate removed from flat side (side facing LMIRCam Baseplate) • CW rotation of motor = CW rotation of wheel • Negative (-) step command = CW rotation of motor • Controlled by LMIRCam Motor Controller, Drive #2 1 12 2 11 3 10 4 PositionStepsNameSize 1 (Home) 0 Open 25.4mm 2 -50,000Blank 25.4mm 3 -100,000Open 25.4mm 4 -150,000Open 25.4mm 5 -200,000Open 25.4mm 6 -250,000DX Half-moon 25.4mm 7 -300,000SX Half-moon 25.4mm 8 -350,000OD=2.0, T=1.00% 25.4mm 9 -400,000OD=1.0, T=10.00% 25.4mm 10 -450,000OD=0.30, T=50.12% 25.4mm 11 -500,000OD=0.15, T=70.79% 25.4mm 12 -550,000L-cont3 (3.55-3.64 mm) 25.4mm CW 9 5 6 8 7 NOTE: Optical Axis (Exit Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  19. LMIRCam Filter Wheel #3 • Comments • M filters from FW#2 Pos6&7 installed in Pos 10&11 on 10-07-11 • J-band filter replaced with new J-band filter on 10-07-11 (Phil is suspect of performance) • H & K filters from FW#2 Pos2-3 installed in Pos3-4 on 10-07-11 • ICE Filters in Pos2-3 moved to Pos5-6 on 10-07-11 • Filters in Pos4-7 removed and installed in FW4 Pos5-8 on 10-07-11 • New filter (Pos10) installed on May 11, 2010 • Drawn as viewed with cover plate removed from Baffle Tube side (side facing Biconic #2) • CW rotation of motor = CCW rotation of wheel • Negative (-) step command = CW rotation of motor • Controlled by LMIRCam Motor Controller, Drive #3 4 3 5 6 2 1 7 PositionStepsNameSize 1 (Home) 0 Open 25.4mm 2 -50,000 J (1.18-1.36 mm ) 25.4mm 3 -100,000 H (1.50-1.81 mm) 25.4mm 4 -150,000 Ks (2.00-2.32 mm) 25.4mm 5 -200,000 H2O Ice 1 (2.96-3.12 mm) 25.4mm 6 -250,000 H2O Ice 2 (3.01-3.15 mm) 25.4mm 7 -300,000 L-cont 1 (3.13-3.20 mm) 25.4mm 8 -350,000 L-cont 2 (3.39-3.54 mm) 25.4mm 9 -400,000 L-cont 4 (3.68-3.88 mm) 25.4mm 10 -450,000Std ‘M’ (4.60-4.97 mm) 25.4mm 11 -500,000 M-long (4.60-5.86 mm) 25.4mm 12 -550,000 Blank 25.4mm CCW 8 12 11 9 10 NOTE: Optical Axis (Entrance Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  20. LMIRCam Filter Wheel #4 • Comments • Filters from FW#3 Pos8-11 installed in Pos9-12 on 10-07-11, FW#3 Pos5 moved to FW#4 Pos2 • Filters from FW#3 Pos4-7 installed in Pos5-8 on 10-07-11 • Pos3 clearanced for PK-50 Blocker, installed on 09-14-11 (substrate delivered with 2 chips) • Drawn as viewed with cover plate removed from Baffle Tube side (side facing detector) • CW rotation of motor = CW rotation of wheel • Negative (-) step command = CW rotation of motor • Controlled by LMIRCam Motor Controller, Drive #4 4 5 3 2 6 1 7 PositionStepsNameSize 1 (Home) 0 Open 25.4mm 2 -50,000 L-spec (2.81-4.00 mm) 25.4mm 3 -100,000 PK-50 Blocker 25.4mm 4 -150,000 Pupil Imaging Lens 12.7mm 5 -200,000 PAH 1 (3.26-3.31 mm) 25.4mm 6 -250,000 PAH 2 (3.38-3.43 mm) 25.4mm 7 -300,000 Br-a (4.02-4.09 mm) 25.4mm 8 -350,000 Br-a off (3.97-4.04 mm) 25.4mm 9 -400,000 L-short (3.10-3.51 mm) 25.4mm 10 -450,000Std ‘L’ (3.41-3.99 mm) 25.4mm 11 -500,000 L-long 1 (3.51-4.06 mm) 25.4mm 12 -550,000 L-long 2 (3.81-4.05 mm) 25.4mm CW 12 8 9 11 10 NOTE: Optical Axis (Exit Port) is shown in red and is located at Position 1 when the Wheel is in the Home position

  21. Nulling NBS/CW Slide • Comments • Temporarily installed by Phil H. on 10-19-11, not aligned • Drawn as viewed from top down • CW rotation of motor = translation of the slide toward Field Steering Mirror • Positive (+) step command = CW rotation of motor • Controlled by NIC Cryo Motor Controller, Drive #3 Move - + 3 2 1 PositionStepsNameSize 1-625,000CCW Limit- 2 (Home)0Mid-travel- 3 +625,000 CW Limit -

  22. Combined Nulling Mirror Slide • Comments • Drawn as viewed from top down • CW rotation of motor = translation of the slide toward NOMIC Imaging Mirror #2 • Positive (+) step command = CW rotation of motor • Controlled by NIC Cryo Motor Controller, Drive #5 Move - + 2 1 PositionStepsNameSize 1 (Home)0Retracted (out of optical beam)25x32mm 2Inserted (into optical beam)25x32x5mm NOTE: Optical Axis (Entrance Port) is shown in red and is located at Position 2

  23. CNM Slide Assembly ISO Views Top View Back View Side View

  24. Large Beam Diverter Slide • Comments • Two (2) possible configurations for the Beam Diverter Slide – Large (2-position) and Small (3-position) • Drawn as viewed from entrance Window • Total travel of slide = 4,950,000 steps • CW rotation of motor = translation of the slide toward radiation shield • Positive (+) step command = CW rotation of motor • Controlled by NIC Cryo Motor Controller, Drive #6 Move - + Position of 1 when 2 is centered along the optical axis 1 2 PositionStepsNameSize 1+2,475,000 Open 72x57x12.7mm 2-2,475,000 Large Dichroic 74x58x7mm (Home) NOTE: Position 1 nominally houses the Large Mirror. It is currently removed to allow an open path to LMIRCam NOTE: Optical Axis (Entrance Port) is shown in red and is located between Positions 1&2 when the Slide is in the Home position

  25. Image Dichroic Slide • Comments • Drawn as viewed from entrance Window • Total travel of slide = 2,900,000 steps • CW rotation of motor = translation of the slide toward radiation shield • Positive (+) step command = CW rotation of motor • Controlled by NIC Cryo Motor Controller, Drive #1 Move - + Position of 1 when 2 is centered along the optical axis 2 1 PositionStepsNameSize 1 (Home) 0Large Dichroic56x60x2mm 2 +2,800,000Open 56x60mm NOTE: Optical Axis (Entrance Port) is shown in red and is located at Position 1 when the Slide is in the Home position

  26. Image Dichroic Assembly Front View ISO View Side View

  27. SX (right) Shutter • Comments • Shutter located in front of Fixed Nulling Mirror • Drawn as viewed from Biconic #1 • CW rotation of motor = CCW rotation of shutter • Positive (+) step command = CW rotation of motor • Controlled by NIC Cryo Motor Controller, Drive #2 1 2 PositionStepsNameSize 1 (Home) Vertical – half open 20mm 2 Closed 20mm 3 Horizontal – half open 20mm 4 Open 20mm 3 4 NOTE: Optical Axis is shown in red

  28. DX (left) Shutter • Comments • Shutter located in front of Field Steering Mirror • Drawn as viewed from Pupil Steering Mirror • CW rotation of motor = CCW rotation of shutter • Positive (+) step command = CW rotation of motor • Controlled by NIC Cryo Motor Controller, Drive #3 1 2 PositionStepsNameSize 1 (Home) Vertical – half open 20mm 2 Closed 20mm 3 Horizontal – half open 20mm 4 Open 20mm 3 4 NOTE: Optical Axis is shown in red

  29. Shutter Assemblies DX (left) Shutter SX (right) Shutter

  30. Additional Slides

  31. Small Beam Diverter Slide • Comments • Two (2) possible configurations for the Beam Diverter – Large (2-position) and Small (3-position) • Drawn as viewed from entrance Window • Total travel of slide = 4,950,000 steps • CW rotation of motor = translation of the slide toward radiation shield • Positive (+) step command = CW rotation of motor • Controlled by NIC Cryo Motor Controller, Drive #6 Move - + 1 2 3 PositionStepsNameSize 1 Open 42x30mm 2 (Home) Small Mirror 52x32x9.53mm 3 Small Dichroic 54x38x7mm NOTE: Position 1 is Open when slide is moved to Position 2. It is Small Mirror when slide is moved to Position 3 NOTE: Optical Axis (Entrance Port) is shown in red and is located between Positions 1&2 when the Slide is in the Home position

  32. Pics of LMIRCam FW#1&2 • LMIRCam Filter Wheel #1 • LMIRCam Filter Wheel #2 • Comments • Photo was taken on 10-20-11 • Optical axis is at 6 o’clock • Comments • Photo was taken on 10-20-11 • Optical axis is at 12 o’clock

  33. Pics of LMIRCam FW#3&4 • LMIRCam Filter Wheel #3 • LMIRCam Filter Wheel #4 • Comments • Photo was taken on 10-20-11 • Optical axis is at 9 o’clock • Comments • Photo was taken on 10-20-11 • Optical axis is at 3o’clock

  34. Pics of NOMIC FW#1&2 • NOMIC Filter Wheel #1 • NOMIC Filter Wheel #2 • Comments • Photo was taken on 10-20-11 • Optical axis is at 3 o’clock • Comments • Photo was taken on 10-20-11 • Optical axis is at 9 o’clock

  35. Pics of CNM Slide • Combined Nulling Mirror Slide (back) • Combined Nulling Mirror Slide (front) • Comments • Photo was taken on 10-20-11 • Slide is retracted (Home) • Comments • Photo was taken on 10-20-11 • Slide is retracted (Home)

  36. Pic of NOMIC FS Slide • NOMIC Field Stop Slide • Comments • Photo was taken on 10-20-11 • Slide is retracted (Home)

  37. Pic of NOMIC Pupil Wheel • NOMIC Pupil Wheel • Comments • Photo was taken on 10-20-11 • Optical axis is at 3 o’clock

  38. Pic of LMIRCam FS Wheel • LMIRCam Field Stop Wheel • Comments • Photo was taken on 10-20-11 • Optical axis is at 3 o’clock

  39. Pics of NOMIC Detector Mount = + + + =

More Related