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Archive 2009 · True macro vs. reverse lens Help/Question.

  
 
reno.peterson
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p.1 #1 · True macro vs. reverse lens Help/Question.


Ok, so I didn't want to get a dedicated macro a while back and began playing with an EOS reversing adapter and a few lenses (EF 50 f/1.4, Olympus Manual OM Zukio 50 f/2.8 & a Vivitar Manual 50mm f/2.8) and have been having lots of fun.

I recently picked up a 100 f/2.8 USM Macro for a literally paltry sum. And haven't gotten to really experiment with the lens at all. I have taken some "normal" type of 100mm shots, but not tried my hand at macro with it just yet. I'm wondering if there is still any real reason to keep doing the magnification photography with the Reversing ring setup, or does the 100 f/2.8 take care of most of that? I've seen many of your shots here with the Canon 100's, and they're amazing !!!

Your suggestions/guidance is appreciated. Thanks...Reno



Nov 15, 2009 at 06:41 PM
Dalantech
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p.1 #2 · True macro vs. reverse lens Help/Question.


You could get a reversing ring to reverse your 50mm lens onto your 100mm macro.


Nov 15, 2009 at 11:28 PM
LordV
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p.1 #3 · True macro vs. reverse lens Help/Question.


Main advantage of the dedicated macro lens is just being able to control aperture easily and being able to go from infinity focus to 1:1. I actually doubt you will see much difference in image quality between them unless you are trying to photograph stamps or similar where you would find the macro lens has a flatter edge to edge field of focus.
As Dalantech suggests when you get used to the macro lens, you can use a 50mm lens reversed onto the front to get to 3:1 magnification but you need a male/male revesing coupling ring for that.

Brian v.



Nov 16, 2009 at 02:26 AM
reno.peterson
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p.1 #4 · True macro vs. reverse lens Help/Question.


Can I ask what the working distance is with this type of setup? A manual FD/OM 50mm reversed onto the 100mm F/2.8. Also, is the magnification greater with a wider angle lens? Thanks...


Dec 20, 2009 at 10:21 PM
LordV
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p.1 #5 · True macro vs. reverse lens Help/Question.


reno.peterson wrote:
Can I ask what the working distance is with this type of setup? A manual FD/OM 50mm reversed onto the 100mm F/2.8. Also, is the magnification greater with a wider angle lens? Thanks...


Guessing a bit but between 1.5 and 2" infront of the lens. Yes the magnification would be greater with a wide angle lens but there is a limit on how wide as you may find the focus point is actually on or behind the front element of the reversed lens.

Brian v.



Dec 21, 2009 at 01:39 AM





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