Yongnuo YN-2.0X PRO 2x Teleconverter Auto Focus Lens for Canon EOS EF Lens

Detailed item info

• The magnification: 2 times
• Coating: Multi coating
• Lens composition: 7 elements in 4 groups
• Barrel diameter: 68mm approx
• Weight: 180g

Automatic Focusing Function:

Note:

When the shooting environment, resolution and the brightness is not ideally, the automatic focusing function cannot be used on some of the above cameras.

When the shooting environment is ideally, the above cameras except 40D can be automatic focused.

The AF Point should be adopted the free selecting focus mode.

The Canon cameras outside the list have not been tested. In generally, if the camera focus system is advanced, it can realize automatic focus.

Below Canon Lenses not suitable for YN-2.0X:

• EF-S 10-22MM F/3.5-4.5 USM
• EF-S 15-85MM F/3.5-5.6 IS USM
• EF-S 17-55MM F/2.8 IS USM
• EF-S 18-55MM F/3.5-5.6 IS STM
• EF-S 15-55MM F/3.5-5.6 ISII
• EF-S 18-135MM F/3.5-5.6 ISSTM
• EF-S 18-135MM F/3.5-5.6 IS
• EF-S 18-200MMF/3.5-5.6IS
• EF-S 55-250MMF/4-5.6IS STM
• EF-S 55-250MMF/4-5.6IS II
• EF 50MM F/1.8

Precautions:

• It cannot to use the YN-2.0X teleconverter below 70mm zoom range.
• Do not stare at the sun or a bright light source through the lens with the teleconverter attached, or with a camera with the teleconverter and lens attached.Doing so could result in visual impairment .In particula , do not look at the sun directly through the lens with the teleconverter attached, otherwise it could result in loss of vision.
• Don not leave the lens with the teleconverter the teleconverter attached, or a camera with the teleconverter and lens attached in the sun without the lens cap on, Otherwise it may result in concentrating the sun’s rays, causing a fire.
• Do not leave the teleconverter in excessive heat places, such as in a car with direct sunlight. High temperatures can cause the teleconverter to malfunction.
• Do not attach two or more teleconverter on the same camera. Doing so will degrade the optical performance the camera will not be able to obtain proper exposure readings.
• In order to maintain the precision of autofocus control, the speed of automatic focusing will slow down when using the teleconverter.
• When the lens taken from cold to warm places, the surface and internal condensation may occur, in order to prevent condensation, when taking the lens from cold to warm places, please first put the lens in sealed plastic bags, then take out after the lens warming up. And use the same method when taking out from the warm to cold places.

Package Includes:

1 x Yongnuo YN-2.0X PRO 2x Teleconverter Auto Focus Lens for Canon EOS EF