Canon Fisheyes

Kryptix

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What are my options?

Really, really want a fisheye lens...
 
And you haven't said what kind of fisheye you want. There are two basic designs, and they produce very different effects.

The first is a circular fisheye. This produces an image which is circular (doh!) and has an angle of view of 180 degrees. Imagine putting the camera on the floor with the lens pointing upwards: your picture will be circular and will have the room's skirting board around the edge of it (and a black border filling the rest of the rectangular image).

The Sigma 4.5mm is the only circular fisheye for crop sensors. The Sigma 8mm is a circular fisheye for full-frame sensors. If you mount the 8mm fisheye on a crop sensor body, you'll see the circular effect but the edges of the circle will be cut off.

The second kind is a diagonal fisheye. Here, the image fills the frame and the angle of view is 180 degrees measured across the diagonal. If you put the camera on the floor with the lens pointing upwards, your picture will be rectangular with the room's skirting board just visible in the corners.

The Canon 15mm and Sigma 15mm are rectangular fisheyes on full-frame. If you mount it on a crop sensor body you'll get some fishiness but not the full 180 degrees (so you won't see the skirting board). The Sigma 10mm is a rectangular fisheye for crop sensors; you could also use the Sigma 8mm and crop the image to achieve the same result. I think the Tokina 10-17mm is a crop sensor rectangular fisheye at the 10mm end, but I'm not sure.

So, what kind of fisheye do you really really want?
 
Stewart, what would you suggest? Is there a 'typical' fisheye that people normally get?

I thought zoom would be handy... Seeing each skirting board seems a little extreme!

What lenses do you have in stock? I think this might be a wise one to hire...
 
my vote goes for the Tokina 10-17mm Fisheye, love this lens and use it loads :) if you want some samples i can post them up.

It is proper fishy at 10mm and has zoom upto 17 which is nice but not really needed, its f3.5-4.6 which isn't brilliant but its good enough :) i use it outside so doesn't matter, shoot at f9-11 anyway.

Other option is the 10mm Sigma f2.8 which was the 2nd fisheye I was looking at, your using a crop sensor so there are only a few fisheye that are actually fishy, the 15mm canon isn't fishy on a 1.6x crop body its wide but not as wide as 10mm.
8mm Sigma is a bit too much fish it does have black corners where as the 10mm doesn't, so you get more in then you do with the 8mm.


What do you want the fisheye for?
 
my vote goes for the Tokina 10-17mm Fisheye, love this lens and use it loads :) if you want some samples i can post them up.

It is proper fishy at 10mm and has zoom upto 17 which is nice but not really needed, its f3.5-4.6 which isn't brilliant but its good enough :) i use it outside so doesn't matter, shoot at f9-11 anyway.

Other option is the 10mm Sigma f2.8 which was the 2nd fisheye I was looking at, your using a crop sensor so there are only a few fisheye that are actually fishy, the 15mm canon isn't fishy on a 1.6x crop body its wide but not as wide as 10mm.
8mm Sigma is a bit too much fish it does have black corners where as the 10mm doesn't, so you get more in then you do with the 8mm.


What do you want the fisheye for?
Mainly car shoots.

Can you post some pics please, and say what zoom it's at?
 
I love it... Any at 10mm and 17mm please?
 
The Sigma 10-20 is good for these shots. Whilst it hasnt exactly got fins on at the 10mm end its pretty wide, suffice to say you can get a whole F16 in shot with the lens only 5 inches away from the nose.
IMG_3094-1.jpg

Dean:)
 
The Sigma 10-20 is good for these shots. Whilst it hasnt exactly got fins on at the 10mm end its pretty wide, suffice to say you can get a whole F16 in shot with the lens only 5 inches away from the nose.
IMG_3094-1.jpg

Dean:)

This was taken with the Sigma 10-20mm?? Thanks for the example. I have been looking pictures taken with this lens to help me make my mind up.
 
:thumbs: indeed it was, cracking lens:thumbs:
 
as you've got a 450D, why not the EF-S 10-22?
I love mine

for cars it's great
75234295.jpg
 
6 images with 8mm stiched with ptgui imported to pano2vr then mirror balled :D

8mm.jpg
 
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