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UER Forum > Private Boards Index > Medium and Large Format Photography > 8x10 lens on a 5x7 camera? (Viewed 9184 times)
yokes 


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8x10 lens on a 5x7 camera?
< on 1/4/2008 1:41 PM >
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I'm in the process of building a large format scanner camera over the winter and have now assembled the materials I'm using. Knowing pretty much nothing about large format photography, are there any limitations in using an 8x10 lens in a 5x7 camera?




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mortimer 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 1 on 1/4/2008 3:08 PM >
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As far as I know, the only limitations (other than cost) would be in finding wide angle lenses, or even normal length lenses, as you'd have to have a wide angle 8x10 lens to cover the normal range on a 5x7. Is there a particular lens you're looking at? Is it a process lens, or is there a shutter? And is this a scanner camera meaning you're using the guts of a flatbed scanner?




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yokes 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 2 on 1/4/2008 4:17 PM >
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There is no shutter, and none is needed. I don't recall what, if any, brand the lens is.

I'm using more than the guts.. I'm basically going to attach a hacked flatbed to the back of the rig (oversimplification) to capture the image.




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yokes 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 3 on 1/4/2008 4:21 PM >
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In checking again, it seems that it is a 5x7 lens... so never mind. The description refers to it as a "Bausch and Lomb 8 Inch f4.8" which I mis-rembemered as being a lens for an 8x10 camera. The additional info on it says it covers a 5x7 area.




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mortimer 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 4 on 1/4/2008 8:27 PM >
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Fun stuff. 8" should be about a 'normal' lens for 5x7. Somewhere I remember seeing photos online from such a contraption, I recall very interesting results when the subject moved.

So, a 5x7 sized beast, tethered to a computer and power source, that takes 5 minutes to create a 5 megapixel image...hello, 1991. I take it this will be your camera of choice for high-risk locations?




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yokes 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 5 on 1/4/2008 8:59 PM >
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5"x7" @ 1200dpi optical resolution = 5 megapixel how exactly?

It will certainly be a beast to work with, and won't be a good walking about camera. I'm making it more to see if I can make one.




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seany 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 6 on 1/17/2008 9:07 PM >
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wouldn't it be closer to 50mp? are you using a USB powered scanner?




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Re: 8x10 lens on a 5x7 camera?
< Reply # 7 on 1/17/2008 9:11 PM >
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If you get this working you have to take a picture of it so i can see it. PLEASE!




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yokes 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 8 on 1/17/2008 9:58 PM >
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Posted by seany
wouldn't it be closer to 50mp? are you using a USB powered scanner?


Exactly... I think 47mp.

The scanner is a USB powered Canoscan LiDE 30 for now.

Ryan: No problem



[last edit 1/17/2008 9:59 PM by yokes - edited 1 times]

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atomx 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 9 on 2/21/2008 7:27 PM >
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Where did you get your lens from? I've been looking for one for a while.

And, any pictures of your build?




"Programming today is a race between software engineers striving to build bigger and better idiot-proof programs, and the Universe trying to produce bigger and better idiots. So far, the Universe is winning." - Richard Cook
yokes 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 10 on 2/21/2008 7:46 PM >
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Posted by atomx
Where did you get your lens from? I've been looking for one for a while.

And, any pictures of your build?


I haven't gotten around to starting the frankensteining yet. I just got the lens on eBay.




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atomx 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 11 on 2/21/2008 8:52 PM >
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What lens?




"Programming today is a race between software engineers striving to build bigger and better idiot-proof programs, and the Universe trying to produce bigger and better idiots. So far, the Universe is winning." - Richard Cook
yokes 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 12 on 2/21/2008 8:55 PM >
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Bausch and Lomb 8 Inch f4.8 apparently. Looks old.




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Air 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 13 on 6/11/2008 10:45 PM >
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Posted by yokes
Bausch and Lomb 8 Inch f4.8 apparently. Looks old.


What happened with this beast camera?




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yokes 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 14 on 6/11/2008 11:07 PM >
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Suffered from my lack of motivation. Still have the components.. just need to find time/enthusiasm to get crackin on it.




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Air 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 15 on 9/5/2008 5:46 PM >
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Posted by yokes
Suffered from my lack of motivation. Still have the components.. just need to find time/enthusiasm to get crackin on it.


Did you make it? I'm thinking of getting a lens since I acquired some 8x10 film and want to try a pinhole, and something else.......




"The extraordinary beauty of things that fail." - Heinrich von Kleist
yokes 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 16 on 9/5/2008 6:10 PM >
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Not yet




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Jannx 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 17 on 11/29/2009 4:34 AM >
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Posted by yokes
Not yet


well get busy!!
;- )




[last edit 11/29/2009 4:34 AM by Jannx - edited 1 times]

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yokes 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 18 on 11/29/2009 2:27 PM >
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Now that I have actual large format gear, the liklihood of this ever being built has dropped.




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Quarantine 


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Re: 8x10 lens on a 5x7 camera?
< Reply # 19 on 12/4/2009 1:48 AM >
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Bah! Excuses. Mount that 8" lens on your 4x5 Speed Graphic and you've got a nice telephoto, tho. Good for portraits.



[last edit 12/4/2009 1:48 AM by Quarantine - edited 1 times]

UER Forum > Private Boards Index > Medium and Large Format Photography > 8x10 lens on a 5x7 camera? (Viewed 9184 times)
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