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cperry2

macrumors regular
Original poster
Jul 23, 2011
109
0
It is indeed exactly the same ppi as the 3GS, but the effect will be different because you're focusing on a wider array of pixels overall, from a greater average distance.

Here's a pretty good article about it:

http://www.tuaw.com/2012/03/01/retin...oing-the-math/

And as a nice bonus, there's a spreadsheet link in that article that has a row dedicated to the iPad mini.

What's the "closeness to retina display" for the mini?

At a distance of 16 inches away, 76%. This is compared to 61% for the ipad 2, and 123% for the ipad 3/4.

Spreadsheet:

https://docs.google.com/spreadsheet/...=0&output=html

So accounting for average viewing distance, the ipad mini sits squarely between the 3GS and the 4/4S/5 for perceived sharpness.

So I have some hope this this thing will be acceptable given the advantages in portability.
 

mcdj

macrumors G3
Jul 10, 2007
8,964
4,214
NYC
Interesting. But how is the ipad 3/4 at 123% of retina, when it's defined as retina? Shouldn't it be 100%? Of course retina is just a random marketing name anyway...

But this report does illuminate what I suspect about the mini. There are times when I look at my ipad 3 quite closely...shorter than arm's length. At that distance, I think the mini will show its pixely retro face.
 

cperry2

macrumors regular
Original poster
Jul 23, 2011
109
0
Interesting. But how is the ipad 3/4 at 123% of retina, when it's defined as retina? Shouldn't it be 100%? Of course retina is just a random marketing name anyway...

But this report does illuminate what I suspect about the mini. There are times when I look at my ipad 3 quite closely...shorter than arm's length. At that distance, I think the mini will show its pixely retro face.

I think you're right. I really don't know how it's going to look until it's in my hands. I preordered just the mini betting that if I want to return it and get a 4, the 4 will be widely available because of the 6 month upgrade cycle. I checked the ship date for the 4s and it seems that theory is holding up.
 

Medic311

macrumors 68000
Jul 30, 2011
1,659
58
Interesting. But how is the ipad 3/4 at 123% of retina, when it's defined as retina? Shouldn't it be 100%?

what?!??

123% means that the iPad 3/4 actually goes above and beyond the minimum ppi required, by 23% at viewing distance "d" at angle "a" , for the human eye to be unable to see an individual pixel. 100% is the baseline
 

dmelgar

macrumors 68000
Apr 29, 2005
1,587
160
Not sure if using 16" for the Mini makes sense. Its a smaller device, seems that you're likely to hold it closer. That would counteract the higher PPI making the % retinaness the same.

I hope they've done something else to the screen to help. I don't normally see pixels but I've always thought the iPad1/2 looked extremely pixelated. The iPad3 was not a minor upgrade to me but a night and day difference.

I have one on order. Will see if its any improved over an iPad1. There's something about the iPad1 that looks really bad to me. I can see the colors that compose each pixel. Looks very grainy. I don't notice it on my Macbook air.
 

Yr Blues

macrumors 68030
Jan 14, 2008
2,687
889
Makes sense, but we're going to get retina on it in the next version. You can count on it.
 

mcdj

macrumors G3
Jul 10, 2007
8,964
4,214
NYC
what?!??

123% means that the iPad 3/4 actually goes above and beyond the minimum ppi required, by 23% at viewing distance "d" at angle "a" , for the human eye to be unable to see an individual pixel. 100% is the baseline

I didn't realize there was an actual spec behind the word.
 

cperry2

macrumors regular
Original poster
Jul 23, 2011
109
0
Not sure if using 16" for the Mini makes sense. Its a smaller device, seems that you're likely to hold it closer. That would counteract the higher PPI making the % retinaness the same.

I hope they've done something else to the screen to help. I don't normally see pixels but I've always thought the iPad1/2 looked extremely pixelated. The iPad3 was not a minor upgrade to me but a night and day difference.

I have one on order. Will see if its any improved over an iPad1. There's something about the iPad1 that looks really bad to me. I can see the colors that compose each pixel. Looks very grainy. I don't notice it on my Macbook air.

Maybe. It was a night and day difference for me too... just trying to assuage my doubts here as I really, really prefer the form factor of the mini.

There are indeed lots of other factors in display tech than pure pixel density. Josh Topolsky of the Verge made a note that the mini display looked brilliant despite its ppi; I trust his opinions.

Only thing to do now is wait and see (literally)...
 
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