Sigma 1.4x Teleconverter TC-1401 512GB Optical construction is based on

Optical construction is based on 14 elements in 12 groups

you get even more accessories with the Mavic Air 2

4 lens is the new exceptional standard

Two Extra-High Refractive Index Elements

Sony FE 70-200mm F4 G OSS Lens (SEL70200G)

Sigma 1.4x Teleconverter TC-1401 512GB Optical construction is based onSigma TC 1401 1. 4x Teleconverter Front Cap Rear Cap Soft Carrying Case Optimized for the Global Vision line, the TC 1401 1. 4x Teleconverter from Sigma will offer an increase in focal length of 1. 4 times for select Global Vision lenses. This model offers full communication between the lens and camera and will allows autofocus to operate at up to f 8. The teleconverter also features one Special Low Dispersion element for reducing the appearance of