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Old 02-14-2009, 06:11 PM
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Question Print size???

I am very new to photographie, and now have a few pictures i may want to print out.
I would like to know where i can find what is the equivalent print size to what we see on PP software (ex. size a Landscape). It may sound ridiculous but i have no clue and i would not want some part time student working at a photoshop deciding what the crop of my picture would be if the size does not fit the standards.
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Old 02-15-2009, 11:38 PM
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I think the reason no one has responded yet is cause your question is kind of vague. I really have no clue what you're asking.
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Old 02-16-2009, 02:05 AM
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I think you want to know what aspect ratio best fits the image you have taken. ie 4X6 or 5X7, 8X10. so when you go to have it printed the print house does not crop it or compress it in some way. Is that right?
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Old 02-16-2009, 02:06 AM
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What i am looking for is when we crop a picture there are different crop format available 1:1, 3:2, 2:3 etc. I am looking to know what they represent in actual size when printed so if i want to have a print of by example 7x9, i would get just that and not have something croped out of what i already croped out. Hope i am a bit more clear.
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Old 02-16-2009, 05:06 AM
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Default Print size

Hi,
When your image is imported from the camera as a Jpg or raw file, it has a native file size expressed in pixels. The optimum number of pixels per square inch for print is about 300. (you can get way with say 240, on big prints and canvasses)
So, cropping aside, if you take the length an width in pixels and divide each by 300 (to represent dots per inch) that will give you the length and width of your image without needing to add in more pixels (extrapolation) to "enlarge" your image.
If you then want to crop your image, but keep it to a specific size you need to bear in mind the 300dpi guide.
Some standard paper sizes for 35mm film or full fame sensors are:
5x7", 8x10", 11x14", 16x20", 24x30"
Some standard paper sizes from DX format ( bit longer in proportion to width are )
5x7.5", 8x12", 16x 24" and multiples.
Unless you have a Pro level camera with more than say, 12Mp, if you want to crop and have bigger prints, you will need to decide on the print size paper that you want to use, then keep in mind you need to keep to these ratios, if you do no want have to pay for custom framing.
In Photoshop, it is easy as when you open the crop tool, you can set the default crop size to say 8 in and 12 in and set your resolution to 300dpi.
You just drag diagonally over your selection anit will keep the proportions for you.
When happy, just hit enter and you are done - just tweak your contrast and colour, save as afull resolution jpg and send to the lab, with paper size instructions.
Some other edtors allow this too, or you use a bit of trail and error by copying a selection with your rectangle selection tool and pasting into a new empty document. Then resize to suit a standard paper size at 300dpi. You will then need to open the edit canvas size tool and trim the length or width to suit the desired paper size.
You will need to be realistic in the area that you crop as you will not get good results with a heavy crop. Cropping, as far as possible should be done at the time of shooting.
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Old 02-16-2009, 02:35 PM
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Thank you for the clarification you have made things a lot clearer to me. Since i bought my new camera, i have been concentrating more on technique and getting the shot right. I would not want to have my work ruined for nothing because i don't know the print sizes. On some of my shots i will certainly pay the extra money to have custom printing but the shot will have to be worth the money.
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Old 02-18-2009, 11:14 AM
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Quote:
Originally Posted by smc1377 View Post
I think the reason no one has responded yet is cause your question is kind of vague. I really have no clue what you're asking.
I just spent three seconds trying to flick that little bug off my screen ,lol,
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Old 02-18-2009, 11:19 AM
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Quote:
Originally Posted by barabe View Post
Thank you for the clarification you have made things a lot clearer to me. Since i bought my new camera, i have been concentrating more on technique and getting the shot right. I would not want to have my work ruined for nothing because i don't know the print sizes. On some of my shots i will certainly pay the extra money to have custom printing but the shot will have to be worth the money.
Im not sure if i get it but i will have a go , even at a generic photo pocessor its you that decides the crop of the photo before its printed not the people that work there on thier software there is a crop box that you move to show framing then they print , I hope this is what you were asking ????And it may sound horrific to the very experienced but the results are quite good ,if you really want professional go to a commercial printer they will print to a very high standard and to whatever yr resolution allows .
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