Teleconverter EF 2X III Yongnuo Canon L lens mount

The teleconverter YONGNUO EF 2X III designed for L serie Canon lenses. It doubles focal length of lens, but also doubles aperture value. It is mounted between camera and lens. It is compatible with most of Canon L lenses.

Features of YONGNUO EF 2X III:

• Optical construction of converter consist of 9 lenses in 5 groups.
• All optical elements are coated with antireflection coats.
• Converter transmits all info between camera and lens.
• White finish fits to Canon L lenses style.

The kit includes:

• Teleconverter EF 2.0X III
• Two caps
• Soft cover

Parameters:

• optical construction: 9 elements in 5 groups
• mount type: EF
• dimmensions: 55 x 73.9mm
• weight: 342g

List of compatible lenses:

• EF 135 mm f/2L USM = 270 mm f/4 (with extender)
• EF 180 mm f/3.5L Macro USM = 360 mm f/6.7
• EF 200 mm f/2.8L USM 400 mm f/5.6
• EF 200 mm f/2.8L II USM = 400 mm f/5.6
• EF 200 mm f/1.8L USM = 400 mm f/3.6
• EF 200 mm f/2L IS USM = 400 mm f/4
• EF 300 mm f/4L USM = 600 mm f/8
• EF 300 mm f/4L IS USM = 600 mm f/8
• EF 300 mm f/2.8L USM = 600 mm f/5.6
• EF 300 mm f/2.8L IS USM = 600 mm f/5.6
• EF 300 mm f/2.8L IS II USM = 600 mm f/5.6
• EF 400 mm f/5.6L USM = 800 mm f/11
• EF 400 mm f/4 DO IS USM = 800 mm f/8
• EF 400 mm f/4L DO IS II USM = 800 mm f/8
• EF 400 mm f/2.8L USM 800 mm f/5.6
• EF 400 mm f/2.8L II USM 800 mm f/5.6
• EF 400 mm f/2.8L IS II USM = 800 mm f/5.6
• EF 500 mm f/4.5L USM 1000 mm f/9.5
• EF 500 mm f/4L IS USM = 1000 mm f/8
• EF 500 mm f4L IS II UMS = 1000 mm f/8
• EF 600 mm f/4L USM = 1200 mm f/8
• EF 600 mm f/4L IS USM = 1200 mm f/8
• EF 800 mm f/5.6L IS USM = 1600mm f/11
• EF 100-400 mm f/4.5-5.6L IS USM = 200-800 mm f/9-11
• EF 70-200 mm f/4L USM F = 140-400 mm f/8
• EF 70-200 mm f/4L IS USM = 140-400 mm f/8
• EF 70-200 mm f/2.8L USM = 140-400 mm f/5.6
• EF 70-200 mm f/2.8L IS USM 140-400 mm f/5.6
• EF 70-200 mm f/2.8L IS II USM = 140-400 mm f/5.6
• EF 300 mm f/2.8L IS II USM 600 mm f/5.6
• EF 400 mm f/2.8L IS II USM 800 mm f/5.6
• EF 500 mm f/4L IS II USM 1000 mm f/8
• EF 600 mm f/4L IS II USM1200 mm f/8
• EF 1200 mm f/5.6L USM 2400 mm f/11

Not each one lens can work with converters. Please check in user manual of your lens if it can be used with converters!