The 1.6X Expander from Tokina is designed to enable the use with full-frame 6-8K HD PL-mount cameras. This expander enlarges the diameter of the image circle on the camera's sensor by a factor of 1.6x, suiting the lens for use with cameras with up to 1.85" sensors. Constructed with seven elements in four groups, the 1.6X Expander features an aperture compensation of just 1.36 T-stops. This expander works best with lenses with T2.0 or larger apertures and when stopped down to T2.8 or less.
Adapts lenses for use on full-frame HD cameras
Compatible with 6K-8K cameras with image sensors up to 1.85"
Designed with seven elements in four groups, enabling an aperture compensation of just 1.36 T-stops
Performs best when used with lenses with a T2.0 or larger aperture and when stopped down to T2.8 or less