Compatibility:Compatible for LCD Cinema Display A1316 Mid 2010 (MC007LL/A) & Thunderbolt Display A1407 Mid 2011 (MC914LL/A). Best Choice:If your iMac screen has scratches on the surface or broken defects on the corners of the screen due to touch scratches or too many years of use,this glass panel can perfectly cover the defective areas of the old screen，this will be your best choice.
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