Sigma TC-1401 Tele Converter - Canon

What is the Sigma TC-1401 Tele Converter used for?

The Sigma TC-1401 Tele Converter is used to extend the focal length of a lens, allowing you to capture subjects from a greater distance or to create a larger magnification of smaller subjects.

What is the maximum focal length extension provided by the Sigma TC-1401 Tele Converter?

The Sigma TC-1401 Tele Converter provides a focal length extension of 1.4x, meaning it increases the focal length of the attached lens by 1.4 times.

Can the Sigma TC-1401 Tele Converter be used with all Canon lenses?

No, the Sigma TC-1401 Tele Converter is only compatible with specific Sigma lenses designed for Canon mount. It is not compatible with lenses from other brands or third-party lenses.

Is there a loss of image quality when using the Sigma TC-1401 Tele Converter?

While there may be a slight decrease in image quality, it is often minimal and not noticeable in most cases. However, using the tele converter with slower lenses and at larger focal lengths may result in softer images and loss of sharpness.

What is the advantage of using a tele converter instead of buying a longer lens?

A tele converter is a more affordable option compared to purchasing a longer lens with the same focal length. It also allows for versatility as the tele converter can be removed and used with different lenses, while a longer lens is limited to one specific focal length.

Does the Sigma TC-1401 Tele Converter affect autofocus capabilities?

In most cases, using the tele converter should not affect the autofocus capabilities of the lens. However, in low light or with slower lenses, there may be a slight decrease in autofocus performance.

How do I attach the Sigma TC-1401 Tele Converter to my lens?

The tele converter should be attached to the camera body first, then the lens should be attached to the tele converter. The tele converter has markings that line up with the lens and camera body to ensure proper alignment.

Can I use multiple tele converters at once for even greater focal length extension?

No, it is not recommended to use multiple tele converters at once as it can significantly decrease image quality and may not be compatible with some lenses.

Are there any special precautions I should take when using the Sigma TC-1401 Tele Converter?

Make sure to carefully read and follow the instructions provided by Sigma for proper usage. It is also recommended to use a tripod when using the tele converter for added stability and to prevent camera shake.

Can I use the Sigma TC-1401 Tele Converter for video recording?

While it can be used for video recording, it may not be suitable for professional use as it may affect video quality and autofocus performance. It is best suited for still photography.