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 A 600dpi Picture, Could anyone provide help or guidance

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TSMMD
post Oct 29 2007, 02:52 PM, updated 19y ago

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Hello....

Alright....I'm sorry if i've started a very noob topic as i'm very new to this topic i'm asking for.

The situation is this~A team of us are trying to get a picture of KL city and print it on a banner measuring 70x20 ft..(Yes~its HUGE)..What i understand is that i would need at least a 20megapixel camera to capture the picture so it would look nice when its printed on a 600dpi format.

I got two help request (I hope there are some kind soul out there)
1)Would anyone have any pictures that you have taken before using a 20megapixel camera on KL city landscape?

2)Advice~Whats the alternative way of STILL producing a nice KL city picture that can be printed on a 600dpi format?We are going to use adobe illustrator to piece all the pictures together..

Do advice..Thanks
CompMac
post Oct 29 2007, 03:16 PM

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A way of getting a multi-megapixel picture is through panorama. Capture bit by bit of a landscape using smaller megapixels but stitch them up to create one big picture.
TSMMD
post Oct 29 2007, 03:48 PM

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QUOTE(CompMac @ Oct 29 2007, 03:16 PM)
A way of getting a multi-megapixel picture is through panorama. Capture bit by bit of a landscape using smaller megapixels but stitch them up to create one big picture.
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Hmmm....Ok,usually what would be the ideal megapixels size if i wanna take bit by bit of the landscape and then stitch it up?
kelvinyam
post Oct 29 2007, 04:08 PM

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QUOTE(MMD @ Oct 29 2007, 03:48 PM)
Hmmm....Ok,usually what would be the ideal megapixels size if i wanna take bit by bit of the landscape and then stitch it up?
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Another way is to upsize via interpolation. If you are getting banner printing company to do this, they shall be able to advice you.
CompMac
post Oct 29 2007, 04:21 PM

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QUOTE(MMD @ Oct 29 2007, 03:48 PM)
Hmmm....Ok,usually what would be the ideal megapixels size if i wanna take bit by bit of the landscape and then stitch it up?
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You could try something like about 10 shots from a 4MP camera and stitch them up. Taking into account the overlay needed as well as cropping you will most probably end up with a 20-25MP panorama.
1133
post Oct 29 2007, 04:37 PM

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The large print company will have their inhouse rip software to re-interpolate your image file into their own format to print. Usually a 10mp file will do, and for such a big print, no one will stand any closer to 5" to see the detail. So, from a distance, all those jagged pixel will not be seen by naked eye, they will all blend in very well. Unless you have a Hawkeye tongue.gif.
scorgio
post Oct 29 2007, 04:41 PM

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When you're taking multiple picture, remember to lock the exposure.
To be on the safe side, each picture should overlap with the one taken b4 at least 40%.
kelvinyam
post Oct 29 2007, 04:49 PM

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QUOTE(1133 @ Oct 29 2007, 04:37 PM)
The large print company will have their inhouse rip software to re-interpolate your image file into their own format to print. Usually a 10mp file will do, and for such a big print, no one will stand any closer to 5" to see the detail. So, from a distance, all those jagged pixel will not be seen by naked eye, they will all blend in very well. Unless you have a Hawkeye tongue.gif.
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Exactly. So the printing company shall figure it out for you rather than have you looking around for answer smile.gif

 

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