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Description

The Kenko C‑AF1 1.4X Teleplus Pro 300 is a high‑quality teleconverter designed for Canon EF‑mount lenses, offering a 1.4× increase in focal length with minimal impact on image quality. It is an excellent choice for wildlife, sports and general telephoto work, providing extra reach while maintaining autofocus compatibility with many Canon EF lenses. Compact and lightweight, it is ideal for photographers who want extended focal length without carrying additional large lenses.

Condition

Overall Condition: Excellent
The teleconverter shows light cosmetic wear consistent with careful use. Optics present well with typical signs of age. Autofocus and electronic communication operate correctly, and the mount surfaces are clean and well kept.

Included

Kenko C‑AF1 1.4X Teleplus Pro 300 teleconverter (Canon EF mount)

Collector’s Notes

Kenko’s Teleplus Pro series is well regarded for its strong optical performance and reliable electronic compatibility with Canon EF lenses. The C‑AF1 1.4X model remains a popular choice for photographers who want additional reach without compromising portability. Well‑preserved examples continue to be sought after by both Canon DSLR users and those adapting EF lenses to mirrorless systems.

Key Features

1.4× teleconverter for Canon EF mount
Maintains autofocus with many compatible lenses
Multi‑coated optics for improved contrast
Lightweight and compact design
Ideal for wildlife, sports and telephoto photography
Fully electronic communication between lens and camera

SEO Optimised Keywords

Kenko Teleplus Pro 300, Kenko C‑AF1, 1.4X teleconverter Canon, Canon EF teleconverter, Kenko EF mount, Teleplus 1.4X, Canon DSLR accessories, telephoto extender, Kenko Pro 300 UK.

Photographs of item

Note that all the photographs are of the item for sale that you will receive. If you notice that the photographs in any way do not match the title or description please contact me and let me know.

Equipment Testing

I will carry out a standard set of testing for all equipment I am selling and will highlight any issues found as well as the perceived condition of the item. Not all tests will be appropriate for a specific camera or lens, but the appropriate ones will be carried out.

	Test
Digital Camera	Camera powers on with no errors It is possible to write to memory card It is possible to read from memory card Inspect test image for any noticeable sensor issues Standard controls/buttons work LCD screens work and display correctly The viewfinder is clear If the camera uses removable lenses, test that lenses mount correctly and functions work.
Film Camera	Test that the camera winds on Does the shutter release Test the shutter through all speeds and note whether the speed varies appropriately (speed accuracy not tested or guarenteed) Shutter curtains open and close as expected Self timer functions If the cameras has a light meter that the meter works and varies appropriately (accuracy of meter not tested or guarenteed) Condition of the viewfinder Condition of the mirror Rangefinder functions correctly Bellows condition (specifically looking for cracks and light leaks)
Lens	Shine a bright light through and check for fungus, haze, dust and scratches Attach the lens to an appropriate camera body Test the function of aperture ( does it open and close appropriately) Test the function of focus (AF and Manual) Function of zoom Is movement excessively stiff or loose

Equipment Grading

Grade	Condition
Mint	As new condition, no marks, fully working
Excellent	very minor usage marks detected, fully working
Very good	Some minor usage marks or small scratches, fully working
Good	Marks consistent with use, minor wear on edges, small scratches, fully working
Fair	Heavier wear marks, possibly some minor issues with functionality, but usable
Poor	Heavy wear, not fully working, would require work, should be considered as a renovation project

Notes of Condition

Please note the following:

All the equipment we are selling is used and unless specifically stated it has not been serviced.
Most older lenses will have some degree of dust.
Film cameras will not have had any light seals replaced and they will most likely be degraded, for optimum performance they should be replaced.
We will not specifically note individual marks on a piece of equipment, please refer the the photographs.

Shipping

Shipping

The item will be shipped within 2 working days after your payment has been received & cleared. It will often be sent quicker than this.

All items will be sent securely packaged. Please note that although the majority of packing materials we use are new, we will reuse materials when available and encourage all of our customers to do the same.

Items below £150 in value will be sent by Royal Mail 48, those above this value will be sent via Special Delivery in the UK.

We are happy to send internationally.

Returns

All items sold come with a 30 day no fuss return guarantee with the exception of items sold as faulty or for parts.