Observations and tips

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      Quantum efficiency of 40D, 50D, 5D, 5D II


      Nikon D3/D300
      Long exposure evaluation


      Spectral characteristics of a modified
      Canon 40D & test of the Astronomik CLS filter

       
      Test of the Canon 85 mm f/1.2 L II lens


      Test of the Canon 50 mm f/1.2 L lens

           
      Comparison of the Canon
      EOS 350D and EOS 400D


      Corona polarization


      The Canon EOS 40D


      Baader IR rejection filter
      evaluation on a EOS 350D


      Evaluation of the Canon EOS 5D


      Test of the Peleng 8 mm fisheye

        Watec-120N test

        Wide field survey with digital SLR

        DSLR high precision photometry


      Total Eclipse 29 March 2006


      How to adjust the autofocus of
      Canon EOS DSLR ?


      Canon 350D and bandpass filter


      Spectral transmission of
      astronomical filters


      Urban observations and methods


      Canon EOS 350D IR filter removal
      procedure and spectral characterization


      An electronic finderscope


      Nikon lens adapter for Canon EOS


      Canon EOS 20D vs Canon 10D

        
      Nikon D70: IR blocking filter removal
      procedures and performances


      Test of the Canon EF 400 mm f/5.6L lens


      Observation of the June 8, 2004
      transit of Venus


      Canon 10D / Nikon D70 comparison
      test
      for deep-sky astronomy


      Wide-field digital imagery (test of
      the Canon 10D + EF 200mm f/2.8L II)


      Image quality review of some
      photographic lens


      Evaluation of the Canon EOS 10/300D
      for astronomical use


      How to decode raw format of
      the CoolPix digital camera ?


      Digital camera adapter


      QuickAudine USB interface
      for Audine CCD camera


      Hydrogen Alpha CCD images


      Masking technique for high precision photometry of bright stars
       


      Low cost CaII observation of the Sun


      Tricolor techniques


      How to increase resolution of
      undersampled images


      RGB versus CMY color imagery


      Nikon CoolPix 990 test


      Supernovae detection:
      resolution and detectivity


      Supernovae detection:
      resolution and detectivity (part 2)

       Spectroheliogram with
    LHIRES III spectrograph


      Techniques for extract a
      supernova image (SN2000b)


      Pointing test accuracy of the GP
      mount + Sky Sensor 2000


      Test of the Takahashi FSQ-106
      refractor and Vixen GP mount


      Polarization analysis


      Astronomical imagery with
      the Nikon COOLPIX 950

     
    QuickRemote: USB remote control for Canon EOS


      Cruise on the Nile

     
    A day at Pic du Midi Observatory
    (moon eclipse of January 21, 2000)


      Multispectral polarimetry
      with a digital SRL

     
    How to adjust the focal
    plane tilt of a DSRL system?

     
    Autofocus test of the Canon EOS 5D


    Gallery

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