Introduction:
Viltrox C-AF 2X TELEPLUS is made of high-quality coated optical glass with optical design.
It can make the focal length of all the FOR Canon EF lens increased to 2 times as respectively, and the auto-focus function of the original camera lens can be used perfectly, and does not change the Exif information.
C-AF 2X TELEPLUS specifically use for 100mm or more fixed focal length lens, such as 300mm f / 2.8 lens, and 200- 500mm long lens perfect combination, can be used for fixed focus lens and a telephoto lens, but is not recommended for use in less than 60mm of short-focus lens.
Specification:
Mount type:FOR Canon EF-Mount lens
Magnification:2 times
Depth of Field:Half of the original lens
Min stacking focal length:Equal to the original lens
Constitution of the lens:7glasses, 4 groups
Focus mode:Full auto focus
Lens Coating:Multi-coated
Exposure factor:Approx. 4 times ( equal to 2 aperture )
Diameter and length:Approx. 68×51MM
Weight:Approx. 154g
Front cover:Camera cover
Rear cover:Lens dust cover
Mounting and Detaching
1. The installation marks EF lens (red circle) on the same alignment mark,
then clockwise until you hear a click sound EF lenses so far.
2. Put the C-AF 2X TELEPLUS on the camera lens mounting mark (red circle)
on the same mark on the camera, and then counter-clockwise until you
hear a click sound so far.
3. Use the opposite operation way to discount.