PanoTools:
Re: Re: Fisheye for best quality spherical images on a Canon 350D?
Luca Vascon 2005-Sep-07 11:41:04
I've pretty good experience in building rotators... If you need something,
just ask, ok??
:-)
Yes, Sigma 8mm is ENOUGH for any web purpose.
Pentium D?
What is that?
I run on a 775 double core, it is a great thing you can stitch and work
together! ;-)))
----- Original Message -----
From: "tflyfish2002" <#removed#>
To: <#removed#>
Sent: Wednesday, September 07, 2005 2:30 AM
Subject: [PanoTools] Re: Fisheye for best quality spherical images on a
Canon 350D?
> Luca,
> I agree with you entirely, I guess it depends on what kind of pano you
> are shooting. The Sigma 8mm gives me more than enough resolution for
> web quicktimes, if I were wanting a higher resolution lens for
> multi-row panos then the full frame 16mm would be the way to go.
> Yes and thank you for the xmp file, I have been using it and it works.
> I do notice that the ACR preview for the raw file does not match the
> processed image, well not on my system.
> I have not done any pano's over the last few days since I upgraded to
> a Pentium D dual processor system, what a difference, whilst Stitcher
> and Ptgui do not use multiple processors, it does mean that I can use
> my system whilst PTGUI is doing it's work.
>
> I have tried the online files from Argos with the tilted head, it
> works really well...I am considering building and rotator based on
> Mike Toby's design.
>
> Thanks,
>
> Barry
>
> --- In #removed#, "Luca Vascon" <#removed#>
> wrote:
>> Hi, Barry... Have you tried my template for Sigma RAW???
>> I half agree with you:
>> Yes, the Sigma is a pretty good inexpensive lens. It deserves
> professional
>> results, it is compact and lightweight.
>> On a Canon 350 and APSc sixed sensor gives the full sphere in
> 3(minimum) or
>> 4 shots, or 4+1 (HQ). The result is a 7000 (350D) or a 5800 (D70)
> long side
>> pano.
>> On the other way, 6shots+2 of 10.5 gives in you hand fairly better
> (also
>> heavier to handle and produce) panoramas.
>> A 10.5 is useless if you plan to shift to fullframe sensor (I will,
> sa soon
>> as I will be able to pay 4000euros for a 5D).
>> A Sigma8mm CAN be used on a fullframe... but due to all wasted areas
> you'll
>> end with a lower definition.
>> I'm pushing on the idea of the 16mmfish as the perfect panolens for
> those
>> who, for any reason, will switch to fullframe, like me and Barry,
> but now
>> are using APSc.
>> A 16 fish lets you build a perfect pano in 16+2+2 pictures... a VERY hq
>> multirow with APSc sensors. And a GREAT 6+2 pano with the
> FullFramesensor,
>> in both cases using every single sensor pixel.
>> An 8mm will be always a better tool for APSc 1.5x cameras.
>>
>> So, the main thing is WHY FULL FRAME? We have softwares able to
> correct lens
>> aberrations, we can have that fabulous 80-200 2.8 becoming a 120-300
> 2.8,
>> even better cause we only use the center of the optics...
>> Well. I'm happier if I have not to spend my time on a monitor to adjust
>> things. I prefer to take pictures.
>> And I like wideangles. And I'll have my Contax Zeiss lenses on a
> digital
>> body... My nikkors and Leica Rs too!
>> I'll work with the lenses I know and like more.
>> Ok, I'll say it.
>> I STILL SHOOT A LOT OF FILM!
>> :-)
>>
>> ----- Original Message -----
>> From: "tflyfish2002" <#removed#>
>> To: <#removed#>
>> Sent: Tuesday, September 06, 2005 9:54 PM
>> Subject: [PanoTools] Re: Fisheye for best quality spherical images on a
>> Canon 350D?
>>
>>
>> >I am not sure why anyone would choose the 10.5 nikon over the Sigma
>> > 8mm for a Canon. The Sigma is used by many, including myself on Canon
>> > and it gives some very sharp results with the appropiate processing.
>> > It is auto focus, auto everything in fact! It's a full frame lens
>> > ready for my full frame DLSR when I can afford one.
>> >
>> > Barry
>> >
>> > --- In #removed#, "Wheaton, Simon"
>> > <#removed#> wrote:
>> >> I bought a Canon 350D and Canon 10-22mm lens to take cylindrical
>> > panos for printing.
>> >>
>> >> I will need a fisheye for spericals with less shots per pano.
>> >>
>> >> What are the choices for the 350D, and which give best quality
> results?
>> >>
>> >> I guess the standard pick is the Sigma 8mm. I have heard that the
>> > Nikon 10.5mm can be used on the 350D, I guess with an adapter, how
>> > does it work and are there any issues in use, how does the quality
>> > compare to other options?
>> >>
>> >> Thanks,
>> >> Simon
>> >> Canberra
>> >> AUSTRALIA
>> >>
>> >>
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