How to calibrate / fix a Samyang 14mm f2.8 [SPA ENG GER FRE RUS POR JPN POL KOR CHI ARA]

How to calibrate a Samyang 14mm f2.8 Como calibrar el Samyang 14mm f2.8 Wie man ein Samyang 14mm f2.8 kalibrieren Comment calibrer un 14mm f2.8 Samyang Как откалибровать 14мм f2.8 Samyang Como calibrar a Samyang 14mm f2.8 SAMYANG14ミリメートルF2.8を校正する方法 Jak skalibrować marki Samyang 14mm f2.8 삼양는 14mm F2.8를 보정하는 방법 如何校准SAMYANG14毫米F2.8 كيفية معايرة 14MM F2.8 SAMYANG Update: this tutorial is also valid for cinema version, except rubber ring is changed by gear ring. Translation made with Google Translate ​​except English and Spanish. Sorry for the mistakes.