Comparison of Fujinon XF 50mm f/2 R WR and Nikon 40mm ƒ/2.8G AF-S DX Micro Nikkor

Attribute	Nikon 40mm ƒ/2.8G AF-S DX Micro Nikkor ×	Fujinon XF 50mm f/2 R WR ×
Filter Size (mm)	52	46
Notes	Included Accessories: Bayonet Hood HB-61, Flexible Lens Pouch CL-0915	For Fujifilm X-mount; Weather- and dust-resistant; Available in black or silver versions; Included Accessories: Lens caps, lens hood, wrapping cloth.
Closest Focus (m)	0.16	0.39
Magnification Ratio (x)	1	0.15
Type	Telephoto Prime Macro	Telephoto Prime
Length (mm)	64.5	59.4
APS Equivalent	60mm	76mm
Diagonal Angle of View (degree)	38.80	31.70
Image Circle	APS-C	APS-C (Fujifilm X-mount)
Focal Length (mm)	40.00	50.00
Brand	Nikon	Fujinon
Name	Nikon 40mm ƒ/2.8G AF-S DX Micro Nikkor	Fujinon XF 50mm f/2 R WR
Weight (g)	235	200
Aperture (f)	2.80 - 22.00	2.00 - 16.00
Diaphragm Blades	7	9
Diaphragm Blades Type	rounded	rounded
Lens Construction	9 elements in 7 groups	9 elements in 7 groups, including one aspherical ED element; Super EBC coating
Diameter (mm)	68.5	60
Focus Details	AF-S (Silent Wave Motor) with M/A - M Mode Switch; Close Range Correction (CRC)	Inner focusing with stepper motor