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Thread started 02 Sep 2007 (Sunday) 19:11
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Spider ID Please

 
luvdodo
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Sep 02, 2007 19:11 |  #1

Hi Folks,

Anyone know what this guy is called ? Thanks in advance -

IMAGE NOT FOUND
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Thanks,

Dodz
Canon EOS 30D | Sigma 30mm f/1.4 EX DC HSM | 10-20mm F4-5.6 EX DC HSM | Tamron AF17-50mm F/2.8 Di-II LD - SOLD | Canon EF 100mm f/2.8 Macro USM - SOLD | Canon EF 70-300 F4-5.6 IS USM - NEW

  
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luvdodo
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Sep 02, 2007 20:38 |  #2

Also, on closer observation, it is clear that some parts of the spider and sharp whereas places like the head are blurred.

What's the best setting to get a sharp efefct across the spider? Would this be a problem with my lens?


Thanks,

Dodz
Canon EOS 30D | Sigma 30mm f/1.4 EX DC HSM | 10-20mm F4-5.6 EX DC HSM | Tamron AF17-50mm F/2.8 Di-II LD - SOLD | Canon EF 100mm f/2.8 Macro USM - SOLD | Canon EF 70-300 F4-5.6 IS USM - NEW

  
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Mrvile
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Sep 02, 2007 20:48 |  #3

luvdodo wrote in post #3848329 (external link)
Also, on closer observation, it is clear that some parts of the spider and sharp whereas places like the head are blurred.

What's the best setting to get a sharp efefct across the spider? Would this be a problem with my lens?

Usually if you focus on the eyes or head, the other parts of the subject can still be out-of-focus without having to worry about it looking like you missed focus. However, if you want the entire thing to be in focus, you'll have to stop down to gain more DOF. Try shooting at f/11 or smaller...although for larger subjects, it's rather hard to get the entire body in focus unless you use a smaller magnification.

Another way is to focus stack. In a nutshell, this is basically taking several shots of different focus points of the subject (generally shot at like f/8 ) and then merging them together to get an entire subject in focus later in the post-processing. It works a lot like HDR, but the process is a bit different. Ask "LordV" for help with focus stacking if you decide to give it a try. He's a pro at it.

EDIT: Oh and by the way, the spider looks like a young Rabid Wolf Spider, Rabidosa rabida, to me.


Eric
Canon EF 70-300mm f/4-5.6 IS USM Review

  
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luvdodo
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Sep 02, 2007 21:24 |  #4

Mrvile wrote in post #3848372 (external link)
Usually if you focus on the eyes or head, the other parts of the subject can still be out-of-focus without having to worry about it looking like you missed focus. However, if you want the entire thing to be in focus, you'll have to stop down to gain more DOF. Try shooting at f/11 or smaller...although for larger subjects, it's rather hard to get the entire body in focus unless you use a smaller magnification.

Any suggestions on what AF points need to be used? Would it be all versus just the center one? I guess all with a combination of F/11 would make it a lot better?

Mrvile wrote in post #3848372 (external link)
Oh and by the way, the spider looks like a young Rabid Wolf Spider, Rabidosa rabida, to me.

Bang on...I looked uo those words and foudn some pics on google and you are absolutely right. Looks like you've spent a lot of time of spiders ? :)


Thanks,

Dodz
Canon EOS 30D | Sigma 30mm f/1.4 EX DC HSM | 10-20mm F4-5.6 EX DC HSM | Tamron AF17-50mm F/2.8 Di-II LD - SOLD | Canon EF 100mm f/2.8 Macro USM - SOLD | Canon EF 70-300 F4-5.6 IS USM - NEW

  
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Mrvile
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Sep 02, 2007 21:27 |  #5

I wouldn't use AF with macro at higher magnifications...stick to manual focus. It's the most accurate. And if you do use AF, don't use all the focus points - the camera will just confuse itself.

And as for my ID...check out this site: http://bugguide.net (external link)


Eric
Canon EF 70-300mm f/4-5.6 IS USM Review

  
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luvdodo
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Sep 02, 2007 21:44 |  #6

Mrvile wrote in post #3848578 (external link)
I wouldn't use AF with macro at higher magnifications...stick to manual focus. It's the most accurate. And if you do use AF, don't use all the focus points - the camera will just confuse itself.

And as for my ID...check out this site: http://bugguide.net (external link)

Thanks for the inputs and that's a fantastic site:)


Thanks,

Dodz
Canon EOS 30D | Sigma 30mm f/1.4 EX DC HSM | 10-20mm F4-5.6 EX DC HSM | Tamron AF17-50mm F/2.8 Di-II LD - SOLD | Canon EF 100mm f/2.8 Macro USM - SOLD | Canon EF 70-300 F4-5.6 IS USM - NEW

  
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Spider ID Please
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