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Samir Kharusi | all galleries >> Galleries >> Testing Canon Tele Extenders > 200mm + 1.4x California Nebula
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22 Sept 2006 Samir Kharusi

200mm + 1.4x California Nebula

Shab Tombs, Oman

Click "original" below right to view the inset crop from the eye of the "squid" at 1:1. Autofocused (on either Betelgeuse or Rigel).

To see how your own Canon lens might fare with the Canon tele-extenders, have a look at the MTF curves: http://www.pbase.com/samirkharusi/canon_mtf_curves

Hutech Canon 20D + UV/IR Blocker,Canon 200mm/2.8L II + 1.4x
Lens wide open at effective f4. 56x2min at ISO 1600 hide exif
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other sizes: small medium large original auto
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