Lens Database: ProfessionalSorted by Focal LengthCanon Life-Size Converter EFRelease Date: N/ANikon AF-S Teleconverter TC800-1.25E EDRelease Date: 2013-01-29Canon Extender EF 1.4x IIRelease Date: N/AFujifilm GF 1.4x TC WRRelease Date: 2018-04-12Canon Extender EF 1.4x IIIRelease Date: N/ANikon Z Teleconverter TC-1.4xRelease Date: 2020-07-21Kenko Teleplus MC4 AF 1.4 DGXRelease Date: N/ASigma 1.4x EX DG TeleconverterRelease Date: N/AFull ReviewNikon AF-S Teleconverter TC-14E IIRelease Date: 2001-06-01Sony SAL-14TC 1.4x APO TeleconverterRelease Date: N/ASony FE 1.4x TeleconverterRelease Date: 2016-02-03Kenko Teleplus Pro 300 AF 1.4xRelease Date: N/ANikon AF-I Teleconverter TC-14ERelease Date: 2001-01-01Tamron SP 1.4X Pro TeleconverterRelease Date: N/AOlympus Zuiko Digital 1.4x Teleconverter EC-14Release Date: 2003-06-24Nikon AF-S Teleconverter TC-14E IIIRelease Date: 2014-05-14Nikon AF-S Teleconverter TC-17E IIRelease Date: 2004-05-28Nikon AF-S Teleconverter TC-20E IIRelease Date: 2001-10-02Olympus Zuiko Digital 2.0x Teleconverter EC-20Release Date: 2003-06-24Canon Extender EF 2x IIRelease Date: N/ANikon Z Teleconverter TC-2.0xRelease Date: 2020-07-21Nikon AF-S Teleconverter TC-20E IIIRelease Date: 2010-12-10Full ReviewSony SAL-20TC 2x AF TeleconverterRelease Date: N/AKenko Teleplus MC4 AF 2.0 DGXRelease Date: N/A