Spectrographs conception and techniques

 


An introduction to spectrography
(text in french)



 

 
How to calculate the parameters
of a classical spectrograph (MERIS)



 


How to construct a simple spectrograph



 

 


The LORIS spectrograph (low resolution)


 
 


How to assemble a very compact Littrow spectrograph



 


The Littrow spectrograph



 

 

 
How to construct a low cost spectrograph


 

 
How to use a Star Analyser spectrograph


 

 
Optimize the use of Star Analyser grating


 

 


The LISA spectrograph (first protype)



 


Test of fiber link to the telescope



 


Optical fiber interface for LISA spectrograph

 


First prototype of LHIRES spectrograph
(june 2003)


 


The LHIRES II prototype
(july 2004)


 


The LHIRES III prototype
(november 2005)


 


Spectra of city light pollution

 


Reference wavelength for spectral calibration

 


A commented spectrum of star Vega

 

 

 


Reviews, evaluations and techniques

 


Refractor and spectroscopy


 

 


Spectropolarimetry
 

 


Spectrophotometrics methods


 


Test of a photometric slit for Alpy 600 spectrograph


 


Alpy 600 spectral calibration


 


Chromatism and atmospheric dispersion effets


 


Stellar spectrophometry
Practical examples




Measure of atmospheric extinction


 


Performances of Alpy 600 spectrograph
 

 


Alpy 600 spectrograph:
First spectra

 
 


About the measure of instrumental response

 

 


Review of eShel spectrograph


 


First light of commercial LISA prototype
OHP 2010


 



Evaluation of Atik460EX camera use
on eShel spectrograph

 

 


Observations with LISA spectrograph


 


High performance spectrography
with small telescopes


 


LISA spectra samples


  


Test of echelle spectrograph
(techniques, processing, samples)


 


Lhires III spectrograph:
Observation of faint Be stars


 


How to adjust the LHIRES III spectrograph



Star Analyser: some tips



 


Excel Exposure Time Calculators
Classic spectrograph, Lhires III, ...



 


LISA Exposure Time Calculator


 


Decoration lamps and spectral calibration



 


Toward high precision spectal calibration


 


Computation of atmospheric transmission





Use LHIRES III spectrograph on a refractor



 


Spectroscopy at Pic du Midi Observatory
(July 2002 mission)



 


Spectroscopy at Pic du Midi Observatory
(August  2002 mission)



 


Spectroscopy at Pic du Midi Observatory
(July 2004 mission)



 


Spectrography at Pic du Midi
(LHIRES3 test - July 2005)



 


LHIRES2 spectroheliogram



 


Doppler spectroheliogam techniques



 


LHIRES III medium resolution mode
(application to Herbeig Ae/Be stars)



 


Canon 350D and spectrography


 


 Infrared spectroscopy


 


Haute Provence Observatory - July 2004 :
The first spectro-party



 


OHP 2008 spectro school
The movie!


 

 
Test of the Canon EOS 10D for spectroscopy


 


How to use hires III spectrograph with a Canon DSRL


 

 
How to make a flat-field

 

 
Spectroscopic daylight observations


 


The LISA spectrograph on the Pic du Midi
one-meter telescope - The movie!


 
Oléron school 2003
(
Astrophysical tools for Pro-Am collaboration)