Telekonverter
Teleconverter, also known as a tele extender, is an optical accessory placed between a camera body and lens to increase the effective focal length. By multiplying the lens’s focal length, it provides greater reach without changing lenses.
Most teleconverters are offered in magnifications such as 1.4x, 1.7x, and 2x. The result is a longer
A teleconverter contains fixed optical elements that pass through the image formed by the lens and extend
Autofocus and metering behavior vary by system. Some camera–lens–teleconverter combinations support autofocus, but AF speed and
Image quality can be affected by the combination. Teleconverters may soften detail, reduce contrast, and introduce
Teleconverters are commonly used in wildlife, sports, and astronomy to extend reach when changing lenses is