It looks like the SEL50F14Z Planar T * FE 50mm F1.4 ZA has a fogging issue that Sony is going to fix regardless of warranty status. You can see the translated release below. Translated Release: Thank you for your interest in Sony products for a long time. We found that in the SEL50F14Z Planar T … Continue reading About SEL50F14Z Planar T * FE 50mm F1.4 ZA Switched Lens Extends Free Service Term Notice