Sigma TC-1401 1.4x Teleconverter for Sigma SA

BH #SITC1401S • MFR #879110
Sigma
Sigma TC-1401 1.4x Teleconverter for Sigma SA
Key Features
  • Sigma SA Teleconverter
  • 1.4x Magnification Factor
  • Communication between Lens & Camera
  • AF Operates at up to f/8
Optimized for Sigma SA-mount lenses in the Global Vision line, the TC-1401 1.4x Teleconverter from Sigma will offer an increase in focal length of 1.4 times for select Global Vision lenses. This model offers full communication between the lens and camera and will allows autofocus to operate at up to f/8. The teleconverter also features one Special Low Dispersion element for reducing the appearance of chromatic aberrations and maintaining quality. Additionally, for protection, the TC-1401 is both dust and splashproof. When attached, the 1.4x conversion results in a light loss of approximately one stop. A soft zippered carrying case is included to protect the teleconverter when not in use.
Special Order
Expected availability: 2-4 weeks
$349.00
$59/mo. suggested payments
with 6 Mos. Promo Financing* 
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Magnification
1.4x
2x
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Sigma TC-1401 Overview

Optimized for Sigma SA-mount lenses in the Global Vision line, the TC-1401 1.4x Teleconverter from Sigma will offer an increase in focal length of 1.4 times for select Global Vision lenses. This model offers full communication between the lens and camera and will allows autofocus to operate at up to f/8. The teleconverter also features one Special Low Dispersion element for reducing the appearance of chromatic aberrations and maintaining quality. Additionally, for protection, the TC-1401 is both dust and splashproof. When attached, the 1.4x conversion results in a light loss of approximately one stop. A soft zippered carrying case is included to protect the teleconverter when not in use.

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
UPC: 085126879563

Sigma TC-1401 Specs

MountSigma SA
Magnification1.4x
Optical Design7 Elements in 5 Groups
Light Loss1 Stop
Length1" / 25 mm
Diameter2.7" / 68.5 mm
Weight6.7 oz / 190 g
Packaging Info
Package Weight0.75 lb
Box Dimensions (LxWxH)3.8 x 3.8 x 3.7"
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The spec lists compatibility with the 70-200 ...

The spec lists compatibility with the 70-200 f2.8, but not f4.0... Does it really not work with the f4 version?
Asked by: Julian
Sigma does not manufacture a 70-200mm lens with a constant f/4 maximum aperture.
Answered by: Manzell
Date published: 2021-04-14
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