Comparison of Carl Zeiss 135mm f/2 Apo Sonnar T* 2/135 and Nikon 135mm f/2D AF DC Nikkor

Attribute	Carl Zeiss 135mm f/2 Apo Sonnar T* 2/135 ×	Nikon 135mm f/2D AF DC Nikkor ×
Magnification Ratio (x)	0.25	0.14
Filter Size (mm)	77	72
Focus Details	Manual focus only	Defocus Control; Rear Focusing
Closest Focus (m)	0.8	1.2
Lens Construction	11 elements in 8 groups	7 elements in 6 groups
Length (mm)	130	119
Focal Length (mm)	135.00	135.00
Diaphragm Blades Type	rounded	-
Brand	Carl-zeiss	Nikon
Image Circle	35mm	35mm
Name	Carl Zeiss 135mm f/2 Apo Sonnar T* 2/135	Nikon 135mm f/2D AF DC Nikkor
Weight (g)	930	811
Type	Telephoto Prime	Telephoto Prime Defocus Control
Notes	Available SLR mounts: Canon EF-mount (ZE), Nikon F-Mount (ZF.2)	Lens Hood: Built-in
APS Equivalent	1.5x: 202.5mm1.6x: 216mm	202mm
Aperture (f)	2.00 - 22.00	2.00 - 16.00
Diaphragm Blades	9	9
Diagonal Angle of View (degree)	18.70	18.00
Diameter (mm)	84	79