Użytkownik "Cezar" <c...@B...pl> napisał w wiadomości
news:hsr9it$4vl$1@inews.gazeta.pl...
> ze strony canona:
> "Extender is Canon's name for a teleconverter. These high-performance
> accessories multiply the effective focal length of an attached lens by
> 1.4x or 2x. For example, a 200mm lens with Extender 1.4x has an effective
> focal length of 280mm: with the Extender 2x, this increases to 400mm.
> Extenders are only compatible with selected EF lenses, including the EF
> 70-200mm f/2.8L USM, EF 70-200mm f/2.8L IS USM, EF 70-200mm f/4L, EF
> 100-400mm f/4.5-5.6L USM, EF 400mm f/4 DO IS USM and fixed length L-series
> lenses of 135mm or higher."

Tak, wiem czytałem opis tego extendera dla L-ek