How to Know the Make of Your Retina Display: Samsung or LG?
Image retention and burn-in issues are widely <a href="https://discussions.apple.com/message/18669644#18669644">reported</a> with the new Retina displays of MacBook Pro. Generally, it seems happening with displays manufactured by LG. While displays made by Samsung are OK. Samsung display are also brighter, and seem to display colors with more accuracy.
How to know the make of your display installed in your MacBook Pro?
Open terminal and run this command:
<code>ioreg -lw0 | grep \"EDID\" | sed "/[^<]*</s///" | xxd -p -r | strings -6</code>
If your display code begins with <code>LP</code> it's an LG display :(
If your display code begins with <code>LSN</code>, you can celebrate as it's a SAMSUNG dislay.