Third-party teleconverters

Kenko:

• Kenko 2x Rear Converter - October 2013
• Kenko Teleplus AF 1.5X SHQ
• Kenko Teleplus AF 1.5X SHQ DG
• Kenko Teleplus HD AF 1.4X DGX - February 2015
• Kenko Teleplus HD AF 2X DGX - February 2015
• Kenko Teleplus HD pro 1.4X DGX - July 2018
• Kenko Teleplus HD pro 2X DGX - July 2018
• Kenko Teleplus MC AF 1.5X DG
• Kenko Teleplus MC4 AF 1.4X DGX - January 2010
• Kenko Teleplus MC4 AF 2X DG
• Kenko Teleplus MC4 AF 2X DGX - January 2010
• Kenko Teleplus MC6 2X AP67
• Kenko Teleplus MC6 2X HBF
• Kenko Teleplus MC6 2X M45
• Kenko Teleplus MC6 2X RB
• Kenko Teleplus MC7 AF 2X
• Kenko Teleplus MC7 AF 2X DG
• Kenko Teleplus MC7 AF 2X DGX - January 2010
• Kenko Teleplus Pro 300 AF 1.4X
• Kenko Teleplus Pro 300 AF 1.4X DG
• Kenko Teleplus Pro 300 AF 1.4X DGX - January 2010
• Kenko Teleplus Pro 300 AF 2X
• Kenko Teleplus Pro 300 AF 2X DG
• Kenko Teleplus Pro 300 AF 2X DGX - January 2010
• Kenko Teleplus Pro 300 AF 3X
• Kenko Teleplus Pro 300 AF 3X DG

Kiron:

• Kiron MC7 2X Teleconverter - 1981

Komura:

• Komura Telemore95 II 7·K·M·C
• Sankyo Kohki Komura Telemore 66 X2 for Bronica C2·S2

Panagor:

• Panagor Auto Macro Converter

Samyang:

• Samyang 2X Converter (Rokinon)

Sigma:

• Sigma 400-1000mm 1:5.6 Attachment - January 2008
• Sigma AF Tele Converter X1.4 - 1990
• Sigma APO Tele Converter 1.4X EX - 1998
• Sigma APO Tele Converter 1.4X EX DG - October 2005
• Sigma APO Tele Converter 2X EX - 1998
• Sigma APO Tele Converter 2X EX DG - October 2005
• Sigma Tele Converter TC-1401 - September 2014
• Sigma Tele Converter TC-2001 - September 2014
• Sigma Tele-Macro 2X-1:1
• Sigma Telemac 2X
• Sigma Telemac Vario 2X Auto

Soligor:

• Soligor Auto Tele Converter 2X
• Soligor Auto Tele Converter 3X
• Soligor Auto Teleconverter 1.5X - 1981
• Soligor C/D 7 2X Mirror Converter - 1981
• Soligor C/D 7 Auto Tele Converter 2X
• Soligor MP Auto Tele Converter 2X

Tamron:

• Tamron SP 1.4X Teleconverter 140F - 1984
• Tamron SP 2X Teleconverter 01F
• Tamron SP 2X Teleconverter 200F
• Tamron Tele Converter TC-X14 - September 2016
• Tamron Tele Converter TC-X20 - September 2016
• Tamron-F SP Tele Converter 2X BBAR MC7

Tokina:

• RMC Tokina Doubler (2XCV)
• Tokina AT-X Macro Extender - 1983
• Tokina SZ 2X Extender - February 2022

Vivitar:

• Vivitar 2X Macro Focusing Teleconverter - 1982
• Vivitar Auto 2X Tele Converter
• Vivitar Auto 3X Tele Converter
• Vivitar Series 1 2X Macro Matched Multiplier for 450mm F/4.5 VMC - 1985