Comparison of Nikon AF-S TC-14E II 1.4X and Nikon AF-S TC-17E II 1.7X

Attribute	Nikon AF-S TC-17E II 1.7X ×	Nikon AF-S TC-14E II 1.4X ×
Type	Teleconverter	Teleconverter
Name	Nikon AF-S TC-17E II 1.7X	Nikon AF-S TC-14E II 1.4X
Weight (g)	250	200
Image Circle	35mm	35mm
Brand	Nikon	Nikon
Magnification Ratio (x)	1.7	1.4
Lens Construction	7 elements in 4 groups	5 elements in 5 groups
Notes	Designed exclusively for use with Nikkor AF-S and AF-I lenses.	Compatible with AF-S and AF-I Nikkor lenses except AF-S 17-35mm f/2.8D IF-ED and AF-S 28-70mm f/2.8D IF-ED.
Diameter (mm)	66	66
Focal Length Multiplier	1.7X that of the master lens	1.4X that of the master lens
Effective Reduction in Aperture	1.5 f-stop	1 f-stop
Length (mm)	31.5	24.5