Questions about image resolution as measured in pixels per inch. PPI is either (a) the resolution of a image when it is printed at a specific physical size; or (b) the physical resolution of a display device. DPI (dots per inch), which refers to the output resolution of a print device, is often used ...

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2answers
26 views

Relevance of pixel per inch for a specific LCD say 640 x 480

I am having an LCD with a resolution of 640x480. What is the relevance of pixel per inch for an image to be used for developing a GUI in this LCD? This image is not going to be used in any other LCD's ...
0
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1answer
25 views

Does changing pixels to higher in RAW file and saving to TIFF, makes it better for print?

I need to prepare A2 file for print, that consists mainly from pictures, that are shot with Canon EOS 40D and is in 10,1MP quality. When placing picture on A2 file, it shows that effective PPI are 202 ...
1
vote
3answers
64 views

Usual DPI to PPI ratio

I know that DPI (dots per inch) refers to actual printed dots per inch. And PPI (pixels per inch) refers to RGB pixels per inch. One printed RGB pixel is composed of a large cloud of black, cyan, ...
0
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0answers
35 views

Billboard Scale

help! I need to design a billboard dimensions are 400h x 840w @ 72 ppi in RGB mode. the info I got says it's a 21:10 ratio. So what size should I make this in illustrator or photoshop? thanks!
1
vote
1answer
52 views

Can I make these very large Illustrator files smaller? Can linked files be increasing the size?

I've been creating art for some very large wall graphics (approx. 23'x10') in Illustrator CC. I've been cutting the walls into 5 sections, creating separate files and laying out the art at half size ...
5
votes
2answers
767 views

Does printing an image at a high PPI consumes more ink?

I have an inkjet printer with a maximum resolution of 2880 x 1440 DPI and I was wondering two things: Does printing an image with a high PPI resolution makes the printer use more ink? For ...
0
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0answers
53 views

100% document scale in InDesign

How can I setup actual 100% document scale in InDesign? I'm working on a document for web and I need to everything as is. It looks like that InDesign calculates scale based on 72 PPI yet my monitor ...
-1
votes
2answers
63 views

Large printing project requires image size reduction?

I usually work with images for the web or pitch decks so printing images, especially large images, is kind of new to me. My company wants a banner printed that is going to be 24" X 63", and I ...
5
votes
4answers
409 views

Why @2x Mockups

Just for my own curiosity, why is it becoming a trend to create "@2x" mockups in photoshop? Other than creating larger native file-sizes, what's the difference between a 360ppi mock vs a 72ppi mock ...
1
vote
1answer
90 views

PNGs at 400.997 PPI and need them at 401 PPI

I'm having an issue right now where I'm trying to get my designer to send over icons at 401 PPI. My designer says he is exporting my icons at 401 PPI but when I receive them I open them up in ...
0
votes
1answer
39 views

does illustrator or photoshop change the dpi, ppi or alpha when using transparency? [closed]

I was enjoying the use of different transparency settings in both programs and was wondering if the simulated transparency would have any effect on the use of the images in different production ...
12
votes
6answers
3k views

Why does Photoshop call ppi “resolution”?

There are some things in Photoshop's "new" dialog window that I find troubling: Assume an image of 1000 pixels by 1000 pixels. How can there be an input box for ppi? Ppi a property of the result of ...
1
vote
2answers
3k views

Designing for Retina display in PPI or DPI?

As for designing for retina do I.... set up the image canvas to be the true size to my display device, say iPad screen size (not resolution size) Dimension size. Then set my dpi to 72....? Is DPI 72 ...
0
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0answers
21 views

Can someone explain more about DPI PPI and LPI [duplicate]

I want more knowledge , i have a fairly reasonable understanding of photoshop, and beginning to learn more about illustrator but could you explain it to me and what the importance of it is, i tend to ...
0
votes
3answers
1k views

Export Resolution in Adobe Illustrator

I've mainly used Photoshop before and only just picked up Illustrator a few days ago. Anyway, I used Illustrator to create lots of images (with transparent backgrounds) of different letters, each one ...
0
votes
3answers
642 views

Is a 100x100 px image with 100 ppi equal to a 71x71 px with 50ppi?

This should be obvious but the content out there on the web is confusing. I'm trying to understand the role ppi plays when saving an image. So if I have an image with rows of 1000 pixels, is it the ...
-1
votes
1answer
190 views

Placed Image in Photoshop is larger than actual size, regardless of PPI

I'm currently experiencing a weird issue with placing images in photoshop. I currently am trying to place an png that is 750x1334 and has a ppi of 72. This image has been exported from illustrator. ...
3
votes
4answers
1k views

What is the highest possible print resolution in book publishing?

I want to publish an art book with a major publisher. I need to finish my artwork and then approach publishers, so I cannot ask for printer specifications beforehand. My art is digital, and I want to ...
1
vote
4answers
7k views

I need to resize ppi in Illustrator. Is this possible?

I initially drew a picture in Illustrator at 700 x 1270 pixels at 300 ppi. Unfortunately when converting...the pixels come out at 2915 X 5289 because of the 300 ppi. This is waaaay too big for the ...
0
votes
1answer
52 views

Setting an Illustrator file to 120ppi

So I need to make some panels for one of those 4-panel stand-up convention displays and the template specs they gave me are clear about the bleed/trim and basic stuff, but it says "Resolution must be ...
1
vote
1answer
200 views

Illustrator giving two values for ppi for a linked raster image, only when rotated?

I am trying to place this raster logo supplied by a client on a large format template (this being a raster logo of some text in Arial is a separate issue). In Photoshop, the image is showing at ...
0
votes
0answers
25 views

Can the size of a pixel and a dot be changed? [duplicate]

[Before anyone points it out, I've already read the answer to this question, and it was only after I read that, that I wonderd about my current question. So it's not a duplicate!] I'm trying to ...
0
votes
2answers
7k views

How does size work with PNG-8 and PNG-24 images?

I am desperately trying to save a psd file as a high res png. I found some relevant setting when I click Save for Web in photoshop but then I got confused about size vs resolution. I found this ...
0
votes
1answer
126 views

Big size prints

Some People asked me to make some designs for their store frontpage. I know the illustration programs is the best to keep the resolution hight. But the frontpage contains pictures like food & ...
1
vote
2answers
15k views

What PPI settings should I use to print a poster from Photoshop?

Recently I needed to make an A3 size poster for my college fest so I opened up a new .psd, set the dimensions to 11.7" x 16.5" 300 PPI under 16-Bit. As you know the file size ran into 100 MBs and ...
0
votes
1answer
74 views

Raster Graphics [duplicate]

How is resolution connected to ppi and dpi units? In the context of editing photos, resolution is a measurement of the output quality of an image. DPI and PPI because that is what you will be dealing ...
-4
votes
1answer
660 views

What is the retina and non-retina resolution of iPhone5 in pixels? [duplicate]

What is the non-retina/retina resolution of iPhone5 in pixels. (Double or half of 640px x 1136px screen size)? Is the retina 640px x 1136px or is that the non-retina?
3
votes
3answers
2k views

How to change Adobe Illustrator CC's pixel to inch ratio?

We all know today the devices have different ppi. Traditionally a pixel is a point, which is 1/72 an inch. But today, iPhones have 326 pixel per inch why the point should remain the same for ...
1
vote
0answers
45 views

What is the proper sizing/image/resolution or whatever for shooting artwork for submission? [duplicate]

I create colored pencil art and I'm very confused about the whole thing of resolution: A professional print provider is doing the photo shoot of my artwork, and I was just handed an image that is 72 ...
16
votes
1answer
7k views

I need to print an image a certain size. What dimensions and resolutions should I use?

(This question is meant to be a resource to direct others to given that this is a common question.) Given the task of creating an image that will be printed at a certain dimension, what pixel ...
0
votes
0answers
21 views

Proper resolution for a large banner [duplicate]

The measurements for the banner I am creating on my computer will be 2' x 14' what would the proper PPI be for an image this size?
2
votes
1answer
196 views

Why do applications need to make changes for Retina displays?

From what I understand, Retina displays are simply a screen with a high PPI (higher than that of your eye at "optimum viewing distance"). Why, then, do applications need to fix their interface to ...
1
vote
2answers
228 views

Avoiding resolution problems with collages

I am trying to create my first medium-sized poster in Photoshop, to print at 300ppi on A3. I need to bring together a collage of small files but I am worried that I will inadvertently expand one of ...
-2
votes
1answer
2k views

iphone design in photoshop which PPI has to be set 326? or 72? [duplicate]

i am working with 72PPI for both android and iphone ..but some has been reffered 326 has to be set for iphone can i know what difference will occur? i am getting same result in 72 itself
3
votes
1answer
743 views

Scaling images down in InDesign and ppi

If I place a 10" X 6.7" 72 ppi .jpg into InDesign and scale the image down to about 3" X 2", does the ppi change for that image? And how can I tell?
1
vote
2answers
172 views

Should design dimensions be in inches (or any other physical dimension unit) instead of pixels?

The requirement is to scale a design from a 100ppi, 4inch display up to a 400ppi, 4 inch display. The design should scale such that a 40px X 40px button dimension has the same physical size across any ...
4
votes
4answers
13k views

Will changing image resolution from 300 to 72 without resampling reduce the quality?

This is a rather stupid question so I apologise in advance but I just wanted to be 100% sure! I have a set of photos at 300 ppi that are 800 pixels by 800 pixels and need to convert them in Photoshop ...
0
votes
2answers
842 views

Scaling A Simple Image Without Losing Any Quality

I have this image: It's only 19ppi. I want to create a vector from it so that it can scale up up to 11 square inches and retain it's quality. How can I make Illustrator do this? I was trying ...
2
votes
4answers
14k views

What's the difference between 72ppi and 300ppi?

I created two documents with same pixel dimensions (1280x768). Document 1: 72ppi Document 2: 300ppi When I saved both in .png, they have the same size on the hard disk. Why do I need PPI? Why ...
1
vote
1answer
656 views

Is there a way for Lightroom to export without changing the ppi?

Currently I am creating .psd images "to scale" by changing the ppi so that 1mm = 1mm. This way I can drop the image in InDesign and it will print at the actual size. I cannot however find a way for ...
4
votes
1answer
606 views

What's the best way to make a pdf book cover for Create Space?

I downloaded a paper back book cover template from Create Space and loaded it up into Inkscape (and used GIMP to crop the background images to fit the template). What steps should I take, and what ...
3
votes
1answer
201 views

Cleaning up DPI/PPI for scanned graphics to put on the web?

I am trying to figure out the most efficient method for editing raw scanned documents so they look best at 72PPI when published on a website. I have an example here which is from a 600DPI source scan. ...
3
votes
1answer
2k views

What are the smallest dimensions/resolution I can use for a 7ft x 2ft banner? [duplicate]

I am designing a banner which will be printed at 7ft x 4ft. I am using Photoshop CS4. The images are not vectors. The original poster artwork has been done at 300 ppi for A4 printing. I was ...
0
votes
2answers
683 views

How to create images with a low file size in Photoshop?

I need to create an image screen with a low file size. I'm using Photoshop with a 72 dpi, and 300dpi for designing. My problem is that the entire size of the image increased when I went to save my ...
2
votes
3answers
2k views

Which Photoshop features are affected by different DPI or PPI tags?

A Photoshop document‘s physical size, pixel density (DPI/PPI) and pixel dimensions are all linked. Bitmap images contain bitmap data, which are a specific size (pixel dimensions). They also contain a ...
6
votes
3answers
4k views

Tools to simulate different DPI screens?

When designing for mobile web, its important to check designs at the physical screen size of target device. Merely looking at your PC / Mac screen at designs of the same resolution isn't enough: * ...
-1
votes
3answers
2k views

How big should Photoshop canvas be? (Maintaining scalability)

I usually design in Illustrator, which appears to be vector so I don't really care about the .ai size, scaling wouldn't be a problem, but Photoshop uses Bitmap and scaling can mess up the image ...
2
votes
8answers
6k views

Capture clean Retina screenshot of web page without post production

How can I take a screenshot of a web page on a MacBook Pro with Retina Display (rMBP) that: Is at a reproducible size Looks sharp on Retina displays Without any browser chrome / accouterments ...
1
vote
1answer
535 views

save image for web and print in Photoshop

if I save image 3.5x5 inches with 72ppi and then print it from my website, size is incorrect (about 2 5/8 by 3 3/4) If I save with 300ppi - it's huge and won't fit on one page when printing... How do ...
19
votes
5answers
67k views

How can I export an image from Illustrator image at multiple sizes?

I am new to Adobe Illustrator and I have a logo image which I need to use in 5 or 6 different sizes. The logo image was created in Adobe Illustrator, but when I try to save the image to PNG or JPEG ...