Genesis Gear 2X Tele Converter for T2 T-Mount is a useful product when working with various T-mount accessories.

King DRT-20 2.0x tele converter (real factor of this converter is about 1.4x-1.5x) screwed on 52mm thread. It can be used for both digital cameras and video cameras. It is an ideal proposition for people who want to increase the capabilities of their camera for little money. The converter is made in Japan.

The DCR-1850 PRO  converter is a teleconverter that enables zooming on distant objects.