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[OM] Re: ZD 8mm fisheye

Subject: [OM] Re: ZD 8mm fisheye
From: "Supat S." <eancho@xxxxxxxxxxx>
Date: Wed, 25 Jan 2006 01:01:23 +0000

Wow, thanks so much. I like the full frame better.
Ocean

>
> >I am sorry, what is full frame? I am still learning. E-1 is my first 
>camera.
> >
>A "true" fisheye produces a round image, generally covering a 180 degree 
>view. The edges of the round image just touch the edges of the short 
>dimension of the rectangular image space of the camera.
>
>A "full frame" fisheye also produces a round, generally 180 degree,
>image. However, it is larger, so that it just reaches the corners of the
>rectangular image space, thus filling it, and the rest of the circle is
>lost. So the field of view is 180 degrees diagonally, but less than that
>horizontally and even less vertically.
>
>The ZD 8/3.5 is a full frame fisheye. You can see a couple of sample
>images here
><http://www.olympus-esystem.com/dea/products/lens/8_35F/index.html>.
>
>Moose



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