Brazilian Tunable Filter Imager BTFI Preliminary Design Review PDR

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Brazilian Tunable Filter Imager(BTFI)Preliminary
Design Review (PDR)?
BTFI Opto-Mechanics (Rene Laporte) Version 1.0
USP-IAG Universidade de São Paulo 18-19th June
2008
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K0
K1
F1
F1 iBTF (VPHG1) simple rotation
F2
F2 iBTF (VPHG2) rotation translation
E
C
B
A
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BTFI on SAM
Detectors
ISB
iBTF
SAM
IFI wheel
Space envelope
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SAMs eye view
SAMs upper plate
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BTFI
Detectors
iBTF module
Handling gear
ISB
SAM
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SAM _at_ SOAR HQ (La Serena)
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iBTF module (as built)
z-stage
VPHG1

• VPHG2 with
• 40mm D-Gs
• 2-by-2 mosaic

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iBTF 3 axes motors (as built)

• VPHG1
• Rotation only

• VPHG1
• Rotation
• Translation

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iBTF prototype _at_ LNA
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iBTF Grating mount(as built)
D-G 2-by-2 mosaic (Ondax) on substrate
Grating holder (individual)
Grating mount (adjustable in roll)
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IFI filter wheel remotely operable(for IFs,
B-B filters masks)
6-position (in beam)
Filter exchange position
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IFI retraction filterreplacement
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FPI exchange mechanism
FPP module
Rails
FPI dummy
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IFP Filter wheel remotely operable(for IFs
Mexican 4-way prism)
IFs tilts up to lt12?
4 Ifs Clear Mexican Hat
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IFP filter wheel module
Module hinged to allow for manual filter exchange
Drive mechanism
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FPP exchange mechanism
Rails
FPP module
FPP withdrawal mechanism (manual)
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FPP IFP assembly
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IFP filter exchange
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CryoTiger dewar
Detector electronics
Detector head
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Flexure monitor system
f/16.5 baffles
f/16.5 beam
Field lens
Fibres from ISB calibration system
Input focal surface (coincident with fibre
outputs)