Tokina FIRIN 20mm F2 FE AF for Sony E Mount

https://www.amazon.in/dp/B07CR2DZVB?psc=1&amp...=1 Ring-shaped ultrasonic autofocus motor For AF drive system FíRIN 20mm F2 FE AF adopts quick responsive and silent ring-shaped ultrasonic motor. Coupled with GMR sensor AF system performs fast and accurate focusing. Full compatibility to AF system FíRIN 20mm F2 FE AF is fully compatible with Fast Hybrid AF system. At all AF mode settings including DMF, FíRIN 20mm F2 FE AF provides the same auto focus performance as with common E-mount AF lenses. Fine manual focus adjustment is also possible. MF Assist function Accurate focusing is supported by compatibility to MF Assist function, when fine focusing adjustment is operated by manual rotation of the focusing ring with the simultaneous interlocking with image enlarging function and bar distance display on the monitor. Optical correction Due to the data transmittance ability via electric contacts the camera obtains necessary data from the lens chip to correct shading, distortion and lateral