Comparison of Konica Minolta AF Apo (D) 1.4X and Tamron F AF 1.4X

Attribute	Konica Minolta AF Apo (D) 1.4X ×	Tamron F AF 1.4X ×
Notes	-	Available AF Mounts: Canon, Minolta, Nikon, Pentax
Weight (g)	170	170
Type	Teleconverter	Teleconverter
Brand	Konica-minolta	Tamron
Name	Konica Minolta AF Apo (D) 1.4X	Tamron F AF 1.4X
Lens Construction	5 elements in 4 groups	4 elements in 4 groups
Image Circle	35mm	35mm
Magnification Ratio (x)	1.4	1.4
Diameter (mm)	64	66.5
Focal Length Multiplier	1.4X that of the master lens	1.4X that of the master lens
Effective Reduction in Aperture	1 f-stop	1 f-stop
Length (mm)	20	18.8