photo sharing and upload picture albums photo forums search pictures popular photos photography help login
Samir Kharusi | all galleries >> Galleries >> Testing Canon Tele Extenders > 200mm + 1.4x California Nebula
previous | next
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 full exif

other sizes: small medium large original auto
comment | share