This webpage contains information on the spare optical components for the different instruments at the ING.

Spare optical components


Listed below are the optical spares for the different Instruments. The spares are listed following the light path in the instrument.
Green = when spares are present
Red = when spares needs ordering / repairing
Black = when spares are not needed

Item Contact Location Comment

NAOMI

NCU
Car bulb (Osram Halogen Bilux H4 12V with UV filter) tgregory NAOMI cabinet  it was changed on the 15/07/2008
Ar lamp Power supply tgregory    
Ar lamp tgregory    
He lamp Power supply tgregory    
He lamp tgregory    
Neon lamp Power supply tgregory/Tibor WYFFOS Long camera cabinet  
Neon lamp tgregory/Tibor WYFFOS Long camera cabinet  
Condensor lens tgregory    
Motorised Iris jolley   Standard iris with special gear mounted
NAOMI simplex fibre tgregory    
OASIS cont/cal fibre tgregory    
NAOMI simplex prism tgregory    
OASIS cont/cal prism tgregory    
Pinhole 2micron tgregory    
Pinhole 5micron tgregory    
Pinhole 100micron tgregory    
OMC optics
Parabolic mirror Tibor    
Folding flat mirror Tibor    
OAP mirror Tibor    
OASIS flat mirror Tibor SLO optics lab Newport D=25.4, 1/10 wave
Focal ratio converter lenses Tibor    
Simplex flat Tibor SLO optics lab Newport D=50.8, 1/10 wave
ADC
ADC prisms Tibor   Needs to be manufactured from spare glass
ADC prism glass Tibor SLO optics lab Spare glass for manufacturing of adc prism
Dichroic Changer
Spare dichroics tgregory ???? No Spare Barr IR dichroic

OSCA

Flat mirrors Tibor SLO optics lab Newport D=25.4 1/20 wave
Focal mask Tibor    
Parabolic mirrors Tibor    
Lyot stop Tibor NAOMI cabinet 3 spares of each type

INGRID

F/11 Fore optics field lens Tibor   No spares
F/11 Fore optics asphere Tibor INGRID cabinet Doublet that can replace the asphere.
NAOMI Fore optics lenses Tibor    
Pupil masks Tibor INGRID cabinet  
Filters J,K,H Tibor INGRID In INGRID filter wheel
Filters others Tibor   No spares

OASIS

Enlarger Olivier    
Filters Olivier OASIS cabinet  
Lenslet array Olivier    
Multi-slit mask Olivier OASIS cabinet  
Camera lenses Olivier    
Grisms Olivier    
Shutter Olivier    

AF2 / WYFFOS Long Camera

AF2
Prisms Tibor SLO optics lab  
Modules Tibor SLO optics lab Complete fibre modules

WYFFOS Long Camera

Filters Tibor    
Collimator lenses Tibor   Old transmission optics can be used for this
Gratings Tibor    
Relay mirror Tibor GHRIL bench The spare is below WYFFOS in GHRIL
Hartmann shutters Tibor    
Folding flat Tibor    
Big focusing mirror Tibor    
Field flattener Tibor    
Shutter Tibor WYFFOS Long Camera Cabinet Spare pneumatic

ISIS

Slit jaws Tibor SLO optics lab Needs cleaning and polishing
Filters Tibor    
Dichroics Tibor   Some spare new dichroics
Red folding flat Tibor General Optics Cabinet (below the observing floor) 1 spare, 1 needs re-aluminising
Collimator R/B      
Hartmann shutters      
Grating      
Blue / Red camera      
Shutters kmd/Tibor Standard Phroton shutters  

A&G box

INGRID Folding Flat Tibor INGRID Cabinet Needs recoating silver
Sky view flat      
Sky view lens barrel      
Calibration flat      
Slit view lens      
Slit view flat      
Slit view lens barrel smt/Tibor    
Calibration sources