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DPChallenge Forums >> Photography Discussion >> fisheye on 20D request
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Showing posts 26 - 33 of 33, (reverse)
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12/17/2005 12:57:21 PM · #26
Originally posted by shaver:

Try sgain

Try here


That isn't a lot of fish? It's fishy to me!
12/17/2005 01:13:47 PM · #27
Originally posted by qmdi:



If you want a fisheye effect with every shot that you compose, then I would suggest the 10-20mm

I


Why? Is there much distortion on straight lines?
12/17/2005 01:23:41 PM · #28
Originally posted by Nuno:

Originally posted by qmdi:



If you want a fisheye effect with every shot that you compose, then I would suggest the 10-20mm

I


Why? Is there much distortion on straight lines?


The 10-20 is a rectilinear lens, so although it has a very wide angle of view, and probably a little barrel distortion, it is not a fisheye.
12/17/2005 02:42:40 PM · #29
Originally posted by petrakka:

Originally posted by qmdi:

Originally posted by Nuno:

Excellent fisheye efect gmdi!

I read that this lens on a 1.5 crop sensor would give a poor fisheye efect but this is great.

I also read that this is dependent of the framing of the picture in the photo and the effect can be barely noticed or pronounced like your photo. Do you have any olhor photos to post, people in it too?

I'm trying to decide beetween the sigma 15mm fisheye or the 10-20mm.


If you want a fisheye effect with every shot that you compose, then I would suggest the 10-20mm

I bought my 15mm mainly for skateboard photography. I new this lens would be wide enough for the type of shots I would be taking and also add just enough of the fisheye effect that I wanted.

What you read is correct! Depending on how the photograph is composed, will dramatically achieve how much of a fisheye affect you get. If you have horizontal lines at the top and bottom of the frame, you will get the best fisheye affect, If you have a lot of vertical lines on the left and right side of the frame, they will just look a little bent. If the subject is centered in the frame, you will see very little effect. Now this is with my 15mm.

I do not have any portrait photos that I took with my 15mm but if you are interested in seeing a few of the skateboard shots, let me know and I will post.

"EDIT" here are a couple of links to my skateboard website. My partner and I started the site about 3 months ago and it has been a lot of fun!

skateshooters.com
Some of my photos_1
Some of my photos_2


yeah you can see the fisheye effect more if you put horizons and straight lines more towards the edges, but usually it's tough to see.
the 15mm on a 1.5 crop cam is generally not a good combo for skateboard photography...ive seen a few instances that are ok, but generally it just looks like wide angle shots which are kinda frowned up unless done really well in the skateboard photography world. standard is full fisheye or long lens in the 70-200 range.


The skaters that I shoot and the local parks that I shoot at, from talking to the local skaters, they prefer less distortion. The 15mm 1.5 crop is ideal!
12/17/2005 02:51:32 PM · #30
Originally posted by reemas:

is there anything wider?


How much are you willing to spend on a fisheye? For a 15mm fisheye you are looking for a $500-$700 bill, unless you don't care for autofocus and get 16mm Zenitar for $150 on ebay. The 8mm peleng is also manual focus only... if you want an 8mm AF, then it will be at least $600, even on ebay.

IMHO 15mm isn't wide enough (the kit lens already offers 18mm), so I bought 8mm peleng for $150 on ebay.

I also considered the $350 raynox dcr-fe180pro (or the new 185)... it attaches to a lense, giving it a 0.22x magnification (basically it converts the 18mm kit lense to a 8 mm fisheye). The good part is that you can use the zoom and avoid vigneting.The bad part is this thing is developed for video cameras, so it can be soft on the edges (even stoped down to f11) and it will stress the lense attached since it weights 685g
12/17/2005 02:55:38 PM · #31
Originally posted by qmdi:

Originally posted by petrakka:

Originally posted by qmdi:

Originally posted by Nuno:

Excellent fisheye efect gmdi!

I read that this lens on a 1.5 crop sensor would give a poor fisheye efect but this is great.

I also read that this is dependent of the framing of the picture in the photo and the effect can be barely noticed or pronounced like your photo. Do you have any olhor photos to post, people in it too?

I'm trying to decide beetween the sigma 15mm fisheye or the 10-20mm.


If you want a fisheye effect with every shot that you compose, then I would suggest the 10-20mm

I bought my 15mm mainly for skateboard photography. I new this lens would be wide enough for the type of shots I would be taking and also add just enough of the fisheye effect that I wanted.

What you read is correct! Depending on how the photograph is composed, will dramatically achieve how much of a fisheye affect you get. If you have horizontal lines at the top and bottom of the frame, you will get the best fisheye affect, If you have a lot of vertical lines on the left and right side of the frame, they will just look a little bent. If the subject is centered in the frame, you will see very little effect. Now this is with my 15mm.

I do not have any portrait photos that I took with my 15mm but if you are interested in seeing a few of the skateboard shots, let me know and I will post.

"EDIT" here are a couple of links to my skateboard website. My partner and I started the site about 3 months ago and it has been a lot of fun!

skateshooters.com
Some of my photos_1
Some of my photos_2


yeah you can see the fisheye effect more if you put horizons and straight lines more towards the edges, but usually it's tough to see.
the 15mm on a 1.5 crop cam is generally not a good combo for skateboard photography...ive seen a few instances that are ok, but generally it just looks like wide angle shots which are kinda frowned up unless done really well in the skateboard photography world. standard is full fisheye or long lens in the 70-200 range.


The skaters that I shoot and the local parks that I shoot at, from talking to the local skaters, they prefer less distortion. The 15mm 1.5 crop is ideal!


I guess I'm speaking from what is discussed in mag publishing and professional skate photographers preferences. but hey if your skaters like it then sweet. no reason to do anything else.
12/17/2005 03:40:51 PM · #32
Originally posted by DocendoDiscimus:

IMHO 15mm isn't wide enough (the kit lens already offers 18mm), so I bought 8mm peleng for $150 on ebay.


Remember that a 15mm fisheye is a LOT wider than a 15mm rectilinear lens. The FoV of a 15mm fisheye is more like that of an 11mm rectilinear lens on a 1.6-crop camera. On a full-frame cam, a 15mm fisheye is wider than a 10mm rectilinear lens, by a good bit!

Message edited by author 2005-12-17 15:41:10.
12/17/2005 04:00:20 PM · #33
Originally posted by Spazmo99:

Originally posted by jmsetzler:

//www.pbase.com/jmsetzler/image/50999989

:)


That's quite the model you have there...


Yup.. I"m too sexy for that lens :)

I bought the cheap fisheye to see how much I would use it. I don't see many practical applications for it yet. It's a good novelty lens though :)
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