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Nikon AF-I Teleconverter TC-14E 1.4X for Select AF-I, AF-S Lenses

Model #217333
  • $120.00

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New in box complete with manufacturer's USA warranty. Not previously owned or used.
Essentially new with no signs of use. “Open box.” In manufacturer's packaging with original accessories and instructions. 180-day warranty.
Barely used with virtually no traces of wear. Only the closest inspections will reveal slight use. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Lightly used with limited signs of wear. Exceptionally nice but may have slight wear on finish visible. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Noticeably used with average signs of wear. Shows moderate wear for the age of the item, with the possibility of blemishes and/or minimal dings. Lens glass may have average dust and zoom/focus ring tension may have slight looseness or tightness overall, but will not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Frequently used with above-average wear. May have dents, dings, or finish loss. Lens glass may have small scratches, dust, and blemishes, and zoom/focus ring tension may have moderate looseness or tightness overall, but should not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Heavily used with extensive visible wear. Equipment is rough, with multiple impressions in the finish, excessive finish loss and brassing. Glass will have marks, fungus and/or heavy/cloudy haze which could affect picture quality. Accessories usually not included, unless noted in listing. Not covered under KEH warranty.
Non-functional or damaged. Equipment will not work. Usable for parts. Not covered under KEH warranty and non-returnable.
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Nikon TC-14E: 1.4x reach with autofocus intact

The TC-14E adds 1.4x magnification to compatible Nikon AF-I and AF-S super-telephoto lenses while keeping autofocus fully operational. That last part matters. Many reach solutions sacrifice AF capability, but this converter is built specifically for the AF-I and AF-S lens families, so the autofocus chain stays unbroken.

The trade-off is a 1-stop reduction in maximum aperture, which is the expected cost of the added reach. For a converter that preserves AF on fast glass, that's a reasonable exchange. Photographers working long distances who depend on autofocus tracking will find the TC-14E the more practical tool over options that force a switch to manual.

Built for a specific purpose with a specific lens family, the TC-14E earns its place in a bag through straightforward utility: more focal length, AF still working, one stop of light given up.

Who It's For

Wildlife photographers shooting from distance with Nikon AF-I or AF-S super-telephoto lenses get the most from the TC-14E, as the 1.4x magnification extends reach while autofocus remains active for tracking moving subjects. Sports shooters who need that extra focal length without losing AF speed will find the same benefit. Photojournalists working with compatible Nikon glass can add reach on assignment without switching to manual focus operation.

Key Features

  • 1.4x magnification for extended reach on compatible lenses
  • Maintains autofocus with AF-I and AF-S super-telephoto lenses
  • Nikon F mount with dedicated AF-I and AF-S compatibility
  • 1-stop maximum aperture reduction
  • Designed for select super-telephoto applications

FAQ

Will autofocus still work when I use the TC-14E on my AF-I or AF-S lens?
Yes. The TC-14E is built specifically for AF-I and AF-S lenses, so autofocus remains fully operational. The focus chain doesn't break-that's the converter's core design advantage.
How much light do I lose with the TC-14E?
One stop. If your lens is f/2.8, it becomes f/4 with the converter attached. That's the expected cost of the added magnification.
What lenses are compatible with the TC-14E?
Select Nikon AF-I and AF-S lenses, primarily in the super-telephoto range. Check compatibility with your specific lens before purchasing, as not all AF-I and AF-S lenses work with this converter.
Does the 1.4x magnification affect image quality?
Any teleconverter introduces some optical degradation. The TC-14E's 1.4x factor keeps this minimal compared to higher magnification options, and it pairs with the optical design of AF-I and AF-S glass specifically.
Can I use the TC-14E on non-Nikon cameras?
No. The TC-14E has a Nikon F mount with AF-I and AF-S compatibility and is designed exclusively for Nikon systems.
Should I use the TC-14E or just crop in post?
The converter gives you actual focal length gain at capture, which means more subject detail and better AF performance. Cropping after the fact reduces your megapixel count and starts from whatever resolution you shot. If your lens supports it, the TC-14E preserves your full sensor data.
SpecificationValue
MountNikon F (AF-I / AF-S compatibility)
Magnification1.4x
Compatible LensesSelect Nikon AF-I and AF-S lenses

This description was generated using AI based on KEH's internal product standards, product expertise, and knowing what customers care about most. While we strive for accuracy, details may vary by individual item.

Brand Name Nikon
Focus Type Autofocus (lens motor)
Lens Mount Nikon F Mount AF (pre-D), Nikon F Mount D Type, Nikon F Mount G Type