Is aperture impt for High Power-Zoom lense?

[Melee]

Well said, "Melee" ..

An excellent overview of "Aperture", thanks.

this is a very excellent thread for newbies... shall the mod make it sticky?

Melee, yes what I meant was the DOF, not bokeh :embrass:
Thanks for the explanation, very informative! :thumbsup:

Most welcome! Thanks all for the :thumbsup: too!