Mount Type

Nikon Z Mount

Focal Length

20mm

Maximum Aperture

f/ 1.8

Minimum Aperture

f/ 16

Format

FX

Maximum Angle of View (DX-format)

70°

Maximum Angle of View (FX-format)

94°

Maximum Reproduction Ratio

0.19x

Lens Elements

14

Lens Groups

11

Compatible Format(s)

FX
DX

Diaphragm Blades

9
Rounded diaphragm opening

Distance Information

Yes

Nano Crystal Coat

Yes

ED Glass Elements

3

Aspherical Elements

3

Super Integrated Coating

Yes

Autofocus

Yes

AF Actuator

STM (stepping motor)

Internal Focusing

Yes

Minimum Focus Distance

0.66 ft. (0.2m.) from focal plane

Focus Mode

Autofocus
Manual

Filter Size

77mm

Accepts Filter Type

Screw-in

Approx. Dimensions (Diameter x Length)

3.4 in. (84.5 mm) x 4.3 in. (108.5 mm)
Distance from camera lens mount flange
Based on CIPA guidelines

Approx. Weight

17.9 oz. (505 g)
Based on CIPA guidelines

Nikon NIKKOR Z 20mm f/1.8 S Lens