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thekev

macrumors 604
Aug 5, 2010
7,005
3,343
Isn't around 80 cd/m2 really dark?

It doesn't work the same way across all displays. 80 cd/m^2 will still look good if the display is optimized for that range. NEC is optimized for something closer to 120ish, although that's too bright for a lot of things. It's just easier to control if you have a low max brightness and dim room for minimal reflections. For photographers, graphic designers, etc, if they have to run inkjet proofs using something like EFI or GMG, most don't own the huge color corrected viewing booths that cost upwards of $8k. Smaller ones are typical. These aren't that bright, so the lower brightness range is suitable. Actual softproofing systems are a bit different. Most of those recommend a very specific set of hardware that has to measure within a certain tolerance. A large viewing booth produces much more returned light reflected off whatever printed media, so their brightness recommendations are much higher.

In all cases it's just about control, and you cannot analyze whether something is bright or dark in an arbitrary manner when describing a completely non-linear representation of raster data on screen. There aren't many specific standards that can be easily applied by independent professionals, so it's easy to pick up what sounds right or not right from fragmented data. All I would really suggest is that if it matches the rest of your pipeline, it is fine, and that too bright a display can be far more misleading visually than one that is darker, assuming it still tracks the appropriate gamma per channel.
 

anarti

macrumors regular
Nov 28, 2012
186
0
Scotland
the kev - seems like you're in the subject of color management and professional monitors - what can you say about my results?
 

ammarr

macrumors newbie
Jul 23, 2011
29
0
Just got my rMBP 15" and noticed a yellow hue on the bottom left corner. Came to MR and found this thread. Seems like a fairly common problem. Trying to "deal with it" but the yellow is quite noticeable on white (such as MR and most other sites).

Couple of questions: Is apple treating this as a known problem or would you have to convince a genius that a problem does exist? And, can Apple Store offer in store replacements (base config + 16 gb ram) for just the screen or will it take time to do a replacement?
 

anarti

macrumors regular
Nov 28, 2012
186
0
Scotland
I'm on this issue since the retina came out, there is no solution. Sometimes you'll get better display, sometimes worse.

It's the same story on retina iPads (Air especially).

I came to a point where further replacements etc will not change anything and it's time to enjoy the computer as it is.
 

samuelk0814

macrumors member
Feb 14, 2011
81
3
While it is true that IPS displays are more prone to display problems, that's still no excuse for such drastic uniformity disparity across sections of the screen. I had a LSN (Samsung) screen on the original 2012 rMBP and it was damn near perfect.
I'm on my third replacement for my 2012 rMBP now and have a LG screen (previously all Samsung) and they all have some yellow tint or another. This one has the problem of backlight uniformity where the top half is bright and the bottom half is dark and kinda muddy.
To me this is unacceptable and I'm going to get a replacement. Hopefully this next one will turn out all right because I'm getting sick of the constant exchanges (and the weird looks the blind Apple store employees keep giving me). For a $2600 computer to have these problems is simply mind-blowing. This computer is not a $600 dell; it's 4 times the price. I don't expect 4 times the quality. Just a working screen is all I ask for.
 

Starfyre

macrumors 68030
Nov 7, 2010
2,905
1,136
I wonder if it is safe to say that R has finally gotten rid of most of the kinks since there appear to be fewer people complaining about this issue, save for one.
 

Alexjones

macrumors 6502
May 28, 2010
421
0
Tonight is officially my last exchange. It is a Samsung model N. The salesperson from Apple was very understanding, But he was also firm. He asked me... After 3 exchanges, Where do you want to take this? I then opened the box in the store. Apple customer service is by far the best in the business. Don't let anyone tell you otherwise
 
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skywalkerkenobi

macrumors newbie
Sep 25, 2013
2
0
Hello, I am new!!!

I just took pictures of mine. (Canon 18 MP DSLR)

One at full, one at 50% and one at lowest.

How do they look?:confused:

By the way, I love the MBP retina Haswell. It's soooo fast!!
 

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Serban

Suspended
Jan 8, 2013
5,159
928
that command doesnt work under maveriks...i tried on imac and macbook r 15" both haswell models
 

anarti

macrumors regular
Nov 28, 2012
186
0
Scotland
it works, I have mavericks, it asks you to install additional xcode component and you're ready to go. It does work in 10.9
 

Chizzled

macrumors member
Jul 12, 2009
47
0
Hello, I am new!!!

I just took pictures of mine. (Canon 18 MP DSLR)

One at full, one at 50% and one at lowest.

How do they look?:confused:

By the way, I love the MBP retina Haswell. It's soooo fast!!

I am by no means an expert, but I think your screen is fine. If the one I ordered turns out like yours, I will be happy.
 

anarti

macrumors regular
Nov 28, 2012
186
0
Scotland
for me it doesnt...i press enter and nothing happens..no error or something

forgot to mention, you have to use sudo before that command, so it can be run as an administrator. You have to enter your password after that and it should be fine.

sudo = SuperUser DO :)
 

UBS28

macrumors 68030
Oct 2, 2012
2,893
2,340
It's December and I want to order again. How are the new batches? (After 2 replacement I asked for a refund. It was getting silly. I wish the only issue I had was yellow uneven screen, but i had hardware problems too) Any improvement or still the same problems like months ago?
 
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