Hans van de Riet

That would be very interesting I admit. Are there any records of this lens' performance somewhere on the internet?

That's why I am so much in love with Canon. Canon has right from the start made sure that most buttons and menus don't change position or function, apart from adding more functionality. Added to...

I still owe a Hanimex 600mm tele lens. It consists of 2 parts that fit together (front and end parts) screwed together with a solid ring. It even has a visor on top of the front part of the lens so...

@Elisam. Over the top hyperbole? It's either over the top or hyperbole otherwise it's really an exaggeration of an exaggeration, which might be your idea.

Yep and no vignetting to speak of.