Sigma
Sigma TC-1401 1.4X Teleconverter Canon EF Bundle
★★★★★
f/8f/4.5f/2.8f/5f/4
Extend Your Reach with Enhanced Clarity The Sigma TC-1401 1.4x Teleconverter is designed to increase the focal length of select Canon EF-mount lenses while maintaining image quality. Compatible with Sigma's Global Vision lenses, this teleconverter ensures seamless communication between the lens ...
$374.95*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Extend Your Reach with Enhanced Clarity
The Sigma TC-1401 1.4x Teleconverter is designed to increase the focal length of select Canon EF-mount lenses while maintaining image quality. Compatible with Sigma's Global Vision lenses, this teleconverter ensures seamless communication between the lens and camera. Also includes a tripod, carry case, and cleaning kit.
Specifications:- Brand: Sigma
- Model: TC-1401
- Mount: Canon EF
- Magnification: 1.4x
- Optical Design: 7 Elements in 5 Groups
- Light Loss: 1 Stop
- Length: 1" / 25 mm
- Diameter: 2.7" / 68.5 mm
- Weight: 6.7 oz / 190 g Bundle Includes:
- Front Cap and Rear Cap
- Soft Carrying Case
- Microfiber Cleaning Cloth
- Lens Cleaning Kit
- 12in Flexible Tabletop Tripod
Key Features
Bundle Items Included: Sigma TC-1401 1.4x Teleconverter for Canon EF, Front Cap, Rear Cap, Soft Carrying Case, Microfiber Cloth, Lens Cleaning Kit, and 12" Flexible Tabletop Tripod
Canon EF Teleconverter
Communication between Lens & Camera
1.4x Magnification Factor | AF Operates at up to f/8
Compatible Lenses: 60-600mm f/4.5-6.3 DG OS HSM Sports | 70-200mm f/2.8 DG OS HSM Sports | 100-400mm f/5-6.3 DG OS HSM Contemporary | 120-300mm f/2.8 DG OS HSM Sports | 150-600mm f/5-6.3 DG OS HSM Sports | 150-600mm f/5-6.3 DG OS HSM Contemporary | 500mm f/4 DG OS HSM Sports | 70mm f/2.8 DG Macro Art
Specifications
Brand
Sigma
Model
TC-1401
Magnification Factor
1.4x
Lens Mount
Canon EF
Autofocus Operation
Up to f/8
Bundle Items
Sigma TC-1401 1.4x Teleconverter, Front Cap, Rear Cap, Soft Carrying Case, Microfiber Cloth, Lens Cleaning Kit, 12" Flexible Tabletop Tripod
Compatible Lenses
Sigma 60-600mm f/4.5-6.3 DG OS HSM Sports, 70-200mm f/2.8 DG OS HSM Sports, 100-400mm f/5-6.3 DG OS HSM Contemporary, 120-300mm f/2.8 DG OS HSM Sports, 150-600mm f/5-6.3 DG OS HSM Sports, 150-600mm f/5-6.3 DG OS HSM Contemporary, 500mm f/4 DG OS HSM Sports, 70mm f/2.8 DG Macro Art
Pros & Cons
👍 Pros
- Increases the focal length of compatible Canon EF lenses by a factor of 1.4x, extending telephoto reach.
- Maintains full communication between the attached lens and the camera, preserving autofocus and exposure functions.
- Autofocus operation is supported at apertures up to f/8, allowing for continued functionality with a range of lenses.
- Bundled with essential accessories including a front cap, rear cap, soft carrying case, and lens cleaning supplies.
- Compatible with a wide array of specific Sigma Sport and Contemporary lenses, offering versatile application.
👎 Cons
- The 1.4x magnification factor results in a reduction of light by one stop, making the lens effectively slower.
- Autofocus functionality is limited to f/8, which may restrict performance with slower telephoto zoom lenses or in low light.
- This teleconverter is exclusively designed for Canon EF mounts, limiting its use with other camera systems.
- Compatibility is restricted to a specific list of Sigma lenses, so it is not universally compatible with all Canon EF mount lenses.
- While cleaning accessories are included, there is no mention of weather-sealing for the teleconverter itself.
Frequently Asked Questions
What is the primary function of the Sigma TC-1401 teleconverter?
The Sigma TC-1401 teleconverter increases the focal length of compatible Canon EF lenses by a factor of 1.4x, extending your telephoto reach for distant subjects.
Will autofocus still work with the teleconverter attached?
Yes, this teleconverter allows autofocus to operate with compatible lenses at apertures up to f/8, ensuring continued functionality for precise focusing.
What camera mount is this teleconverter designed for?
The Sigma TC-1401 is specifically designed for Canon EF mount cameras, facilitating seamless integration with compatible Canon EF lenses.
Which Sigma lenses are compatible with this teleconverter?
It is compatible with a select range of Sigma lenses, including specific Sports and Contemporary models like the 60-600mm f/4.5-6.3 DG OS HSM Sports and 150-600mm f/5-6.3 DG OS HSM Contemporary.
What additional items are included with the teleconverter?
This bundle includes the Sigma TC-1401 1.4x Teleconverter, front and rear caps, a soft carrying case, a microfiber cloth, a lens cleaning kit, and a 12-inch flexible tabletop tripod.
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